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Packagehl7.fhir.uv.xver-r2.r4b
Resource TypeValueSet
IdValueSet-R2-v3-ObservationMethod-for-R4B.json
FHIR VersionR4B
Sourcehttp://hl7.org/fhir/uv/xver-r2.r4b/0.1.0/ValueSet-R2-v3-ObservationMethod-for-R4B.html
URLhttp://hl7.org/fhir/uv/xver/ValueSet/R2-v3-ObservationMethod-for-R4B
Version0.1.0
Statusactive
Date2026-03-17T21:02:03.8104715+00:00
NameR2V3ObservationMethodForR4B
TitleCross-version ValueSet DSTU2.v3 Code System ObservationMethod for use in FHIR R4B
Realmuv
Authorityhl7
DescriptionThis cross-version ValueSet represents content from `http://hl7.org/fhir/ValueSet/v3-ObservationMethod|2015-07-31` for use in FHIR R4B.
PurposeThis value set is part of the cross-version definitions generated to enable use of the value set `http://hl7.org/fhir/ValueSet/v3-ObservationMethod|2015-07-31` as defined in FHIR DSTU2 in FHIR R4B. The source value set is bound to the following FHIR DSTU2 elements: * Across FHIR versions, the value set has been mapped as: * `http://hl7.org/fhir/ValueSet/v3-ObservationMethod|2015-07-31` * `http://hl7.org/fhir/ValueSet/v3-ObservationMethod|2016-11-11` * `http://terminology.hl7.org/ValueSet/v3-ObservationMethod|2018-08-12` Note that all concepts are included in this cross-version definition because no concepts have compatible representations Following are the generation technical comments: All concepts in the comparison are listed as identical. The source value set has more active concepts (300) than the target (299), so the source is broader than the target. All concepts in the comparison are listed as identical. The source value set has fewer active concepts (299) than the target (300), so the source is narrower than the target. FHIR ValueSet `http://hl7.org/fhir/ValueSet/v3-ObservationMethod|2015-07-31`, defined in FHIR DSTU2 does not have any mapping to FHIR R4B

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Resources that this resource uses

CodeSystem
hl7.fhir.uv.xver-r2.r4b#0.1.0ObservationMethodv3-ObservationMethod

Narrative

Note: links and images are rebased to the (stated) source

Generated Narrative: ValueSet R2-v3-ObservationMethod-for-R4B

This value set expansion contains 304 concepts.

SystemVersionCodeDisplayDefinition
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0001Complement fixationComplement fixation
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0002Computed axial tomographyComputed axial tomography
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0003HLAR agar testSusceptibility, High Level Aminoglycoside Resistance agar test
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0004Macroscopic observationVisual, Macroscopic observation
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0005Magnetic resonanceComputed, Magnetic resonance
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0006MorphometryComputed, Morphometry
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0007Positron emission tomographyComputed, Positron emission tomography
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0008SAMHSA confirmationSAMHSA drug assay confirmation
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0009SAMHSA screeningSAMHSA drug assay screening
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0010Serum NeutralizationSerum Neutralization
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0011TitrationTitration
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0012UltrasoundUltrasound
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0013X-ray crystallographyX-ray crystallography
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0014AgglutinationAgglutination
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0015Buffered acidified plate agglutinationAgglutination, Buffered acidified plate
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0016Card agglutinationAgglutination, Card
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0017HemagglutinationAgglutination, Hemagglutination
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0018Hemagglutination inhibitionAgglutination, Hemagglutination inhibition
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0019Latex agglutinationAgglutination, Latex
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0020Plate agglutinationAgglutination, Plate
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0021Rapid agglutinationAgglutination, Rapid Plate
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0022RBC agglutinationAgglutination, RBC
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0023Rivanol agglutinationAgglutination, Rivanol
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0024Tube agglutinationAgglutination, Tube
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0025BioassayBioassay
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0026Animal InoculationBioassay, Animal Inoculation
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0027CytotoxicityBioassay, Cytotoxicity
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0028Embryo infective dose 50Bioassay, Embryo Infective Dose 50
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0029Embryo lethal dose 50Bioassay, Embryo Lethal Dose 50
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0030Mouse intercerebral inoculationBioassay, Mouse intercerebral inoculation
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0031Bioassay, qualitativeBioassay, qualitative
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0032Bioassay, quantitativeBioassay, quantitative
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0033Chemical methodChemical
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0034Differential light absorption chemical testChemical, Differential light absorption
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0035DipstickChemical, Dipstick
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0036Dipstick colorimetric laboratory testChemical, Dipstick colorimetric laboratory test
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0037Test stripChemical, Test strip
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0038ChromatographyChromatography
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0039Affinity chromatographyChromatography, Affinity
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0040Gas liquid chromatographyChromatography, Gas liquid
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0041High performance liquid chromatographyChromatography, High performance liquid
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0042Liquid ChromatographyChromatography, Liquid
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0043Protein A affinity chromatographyChromatography, Protein A affinity
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0044CoagulationCoagulation
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0045Tilt tube coagulation timeCoagulation, Tilt tube
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0046Tilt tube reptilase induced coagulationCoagulation, Tilt tube reptilase induced
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0047Automated countCount, Automated
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0048Manual cell countCount, Manual
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0049Platelet count, Rees-EckerCount, Platelet, Rees-Ecker
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0050Aerobic CultureCulture, Aerobic
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0051Anaerobic CultureCulture, Anaerobic
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0052Chicken embryo cultureCulture, Chicken Embryo
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0053Delayed secondary enrichmentCulture, Delayed secondary enrichment
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0054Microaerophilic CultureCulture, Microaerophilic
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0055Quantitative microbial culture, cupCulture, Quantitative microbial, cup
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0056Quantitative microbial culture, dropletCulture, Quantitative microbial, droplet
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0057Quantitative microbial culture, filter paperCulture, Quantitative microbial, filter paper
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0058Quantitative microbial culture, pad cultureCulture, Quantitative microbial, pad
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0059Quantitative microbial culture, pour plateCulture, Quantitative microbial, pour plate
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0060Quantitative microbial culture, surface streakCulture, Quantitative microbial, surface streak
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0061Somatic Cell cultureCulture, Somatic Cell
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0062Agar diffusionDiffusion, Agar
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0063Agar Gel ImmunodiffusionDiffusion, Agar Gel Immunodiffusion
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0064ElectrophoresisElectrophoresis
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0065Agaorse gel electrophoresisElectrophoresis, Agaorse gel
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0066Electrophoresis, citrate agarElectrophoresis, citrate agar
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0067ImmunoelectrophoresisElectrophoresis, Immuno
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0068Polyacrylamide gel electrophoresisElectrophoresis, Polyacrylamide gel
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0069Starch gel electrophoresisElectrophoresis, Starch gel
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0070ELISAELISA
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0071ELISA, antigen captureELISA, antigen capture
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0072ELISA, avidin biotin peroxidase complexELISA, avidin biotin peroxidase complex
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0073Kinetic ELISAELISA, Kinetic
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0074ELISA, peroxidase-antiperoxidaseELISA, peroxidase-antiperoxidase
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0075API 20 StrepIdentification, API 20 Strep
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0076API 20AIdentification, API 20A
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0077API 20C AUXIdentification, API 20C AUX
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0078API 20EIdentification, API 20E
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0079API 20NEIdentification, API 20NE
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0080API 50 CHIdentification, API 50 CH
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0081API An-IDENTIdentification, API An-IDENT
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0082API CoryneIdentification, API Coryne
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0083API Rapid 20EIdentification, API Rapid 20E
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0084API StaphIdentification, API Staph
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0085API ZYMIdentification, API ZYM
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0086Bacterial identificationIdentification, Bacterial
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0087mini VIDASIdentification, mini VIDAS
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0088Phage susceptibility typingIdentification, Phage susceptibility typing
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0089Quad-FERM+Identification, Quad-FERM+
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0090RAPIDEC StaphIdentification, RAPIDEC Staph
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0091StaphaurexIdentification, Staphaurex
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0092VIDASIdentification, VIDAS
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0093VitekIdentification, Vitek
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0094VITEK 2Identification, VITEK 2
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0095Immune stainImmune stain
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0096Immunofluorescent antibody, directImmune stain, Immunofluorescent antibody, direct
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0097Immunofluorescent antibody, indirectImmune stain, Immunofluorescent antibody, indirect
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0098Immunoperoxidase, Avidin-Biotin ComplexImmune stain, Immunoperoxidase, Avidin-Biotin Complex
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0099Immunoperoxidase, Peroxidase anti-peroxidase complexImmune stain, Immunoperoxidase, Peroxidase anti-peroxidase complex
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0100Immunoperoxidase, Protein A-peroxidase complexImmune stain, Immunoperoxidase, Protein A-peroxidase complex
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0101ImmunoassayImmunoassay
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0102Immunoassay, qualitative, multiple stepImmunoassay, qualitative, multiple step
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0103Immunoassay, qualitative, single stepImmunoassay, qualitative, single step
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0104RadioimmunoassayImmunoassay, Radioimmunoassay
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0105Immunoassay, semi-quantitative, multiple stepImmunoassay, semi-quantitative, multiple step
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0106Immunoassay, semi-quantitative, single stepImmunoassay, semi-quantitative, single step
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0107MicroscopyMicroscopy
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0108Darkfield microscopyMicroscopy, Darkfield
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0109Electron microscopyMicroscopy, Electron
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0110Electron microscopy tomographyMicroscopy, Electron microscopy tomography
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0111Electron microscopy, negative stainMicroscopy, Electron, negative stain
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0112Electron microscopy, thick sectionMicroscopy, Electron, thick section transmission
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0113Electron microscopy, thin sectionMicroscopy, Electron, thin section transmission
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0114Microscopy, LightMicroscopy, Light
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0115Polarizing light microscopyMicroscopy, Polarized light
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0116Scanning electron microscopyMicroscopy, Scanning electron
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0117Transmission electron microscopyMicroscopy, Transmission electron
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0118Transparent tape direct examinationMicroscopy, Transparent tape direct examination
http://hl7.org/fhir/v3/ObservationMethod1.0.2  01193 Self-Sustaining Sequence ReplicationMolecular, 3 Self-Sustaining Sequence Replication
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0120Branched Chain DNAMolecular, Branched Chain DNA
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0121Hybridization Protection AssayMolecular, Hybridization Protection Assay
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0122Immune blotMolecular, Immune blot
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0123In-situ hybridizationMolecular, In-situ hybridization
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0124Ligase Chain ReactionMolecular, Ligase Chain Reaction
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0125Ligation Activated TranscriptionMolecular, Ligation Activated Transcription
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0126Nucleic Acid ProbeMolecular, Nucleic Acid Probe
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0127Nucleic acid probeMolecular, Nucleic acid probe
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0128Nucleic acid probe with amplificationMolecular, Nucleic acid probe with amplification Rationale: Duplicate of code 0126. Use code 0126 instead.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0129Nucleic acid probe with target amplificationMolecular, Nucleic acid probe with target amplification
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0130Nucleic acid reverse transcriptionMolecular, Nucleic acid reverse transcription
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0131Nucleic Acid Sequence Based AnalysisMolecular, Nucleic Acid Sequence Based Analysis
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0132Polymerase chain reactionMolecular, Polymerase chain reaction
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0133Q-Beta Replicase or probe amplification category methodMolecular, Q-Beta Replicase or probe amplification category method
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0134Restriction Fragment Length PolymorphismMolecular, Restriction Fragment Length Polymorphism
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0135Southern BlotMolecular, Southern Blot
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0136Strand Displacement AmplificationMolecular, Strand Displacement Amplification
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0137Transcription Mediated AmplificationMolecular, Transcription Mediated Amplification
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0138Western BlotMolecular, Western Blot
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0139FlocculationPrecipitation, Flocculation
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0140Immune precipitationPrecipitation, Immune precipitation
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0141Milk ring testPrecipitation, Milk ring test
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0142PrecipitinPrecipitation, Precipitin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0143Acid fast stainStain, Acid fast
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0144Acid fast stain, fluorochromeStain, Acid fast, fluorochrome
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0145Acid fast stain, Kinyoun's cold carbolfuchsinStain, Acid fast, Kinyoun's cold carbolfuchsin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0146Acid fast stain, Ziehl-NeelsenStain, Acid fast, Ziehl-Neelsen
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0147Acid phosphatase stainStain, Acid phosphatase
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0148Acridine orange stainStain, Acridine orange
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0149Active brilliant orange KH stainStain, Active brilliant orange KH
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0150Alazarin red S stainStain, Alazarin red S
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0151Alcian blue stainStain, Alcian blue
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0152Alcian blue with Periodic acid Schiff stainStain, Alcian blue with Periodic acid Schiff
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0153Argentaffin stainStain, Argentaffin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0154Argentaffin silver stainStain, Argentaffin silver
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0155Azure-eosin stainStain, Azure-eosin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0156Basic Fuschin stainStain, Basic Fuschin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0157Bennhold stainStain, Bennhold
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0158Bennhold's Congo red stainStain, Bennhold's Congo red
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0159Bielschowsky stainStain, Bielschowsky
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0160Bielschowsky's silver stainStain, Bielschowsky's silver
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0161Bleach stainStain, Bleach
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0162Bodian stainStain, Bodian
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0163Brown-Brenn stainStain, Brown-Brenn
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0164Butyrate-esterase stainStain, Butyrate-esterase
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0165Calcofluor white fluorescent stainStain, Calcofluor white fluorescent
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0166Carbol-fuchsin stainStain, Carbol-fuchsin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0167Carmine stainStain, Carmine
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0168Churukian-Schenk stainStain, Churukian-Schenk
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0169Congo red stainStain, Congo red
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0170Cresyl echt violet stainStain, Cresyl echt violet
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0171Crystal violet stainStain, Crystal violet
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0172De Galantha stainStain, De Galantha
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0173Dieterle silver impregnation stainStain, Dieterle silver impregnation
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0174Fite-Farco stainStain, Fite-Farco
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0175Fontana-Masson silver stainStain, Fontana-Masson silver
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0176Fouchet stainStain, Fouchet
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0177Gomori stainStain, Gomori
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0178Gomori methenamine silver stainStain, Gomori methenamine silver
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0179Gomori-Wheatly trichrome stainStain, Gomori-Wheatly trichrome
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0180Gridley stainStain, Gridley
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0181Grimelius silver stainStain, Grimelius silver
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0182Grocott stainStain, Grocott
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0183Grocott methenamine silver stainStain, Grocott methenamine silver
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0184Hale's colloidal ferric oxide stainStain, Hale's colloidal ferric oxide
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0185Hale's colloidal iron stainStain, Hale's colloidal iron
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0186Hansel stainStain, Hansel
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0187Harris regressive hematoxylin and eosin stainStain, Harris regressive hematoxylin and eosin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0188Hematoxylin and eosin stainStain, Hematoxylin and eosin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0189Highman stainStain, Highman
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0190Holzer stainStain, Holzer
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0191Iron hematoxylin stainStain, Iron hematoxylin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0192Jones stainStain, Jones
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0193Jones methenamine silver stainStain, Jones methenamine silver
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0194Kossa stainStain, Kossa
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0195Lawson-Van Gieson stainStain, Lawson-Van Gieson
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0196Loeffler methylene blue stainStain, Loeffler methylene blue
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0197Luxol fast blue with cresyl violet stainStain, Luxol fast blue with cresyl violet
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0198Luxol fast blue with Periodic acid-Schiff stainStain, Luxol fast blue with Periodic acid-Schiff
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0199MacNeal's tetrachrome blood stainStain, MacNeal's tetrachrome blood
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0200Mallory-Heidenhain stainStain, Mallory-Heidenhain
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0201Masson trichrome stainStain, Masson trichrome
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0202Mayer mucicarmine stainStain, Mayer mucicarmine
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0203Mayers progressive hematoxylin and eosin stainStain, Mayers progressive hematoxylin and eosin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0204May-Grunwald Giemsa stainStain, May-Grunwald Giemsa
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0205Methyl green stainStain, Methyl green
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0206Methyl green pyronin stainStain, Methyl green pyronin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0207Modified Gomori-Wheatly trichrome stainStain, Modified Gomori-Wheatly trichrome
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0208Modified Masson trichrome stainStain, Modified Masson trichrome
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0209Modified trichrome stainStain, Modified trichrome
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0210Movat pentachrome stainStain, Movat pentachrome
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0211Mucicarmine stainStain, Mucicarmine
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0212Neutral red stainStain, Neutral red
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0213Night blue stainStain, Night blue
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0214Non-specific esterase stainStain, Non-specific esterase
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0215Oil red-O stainStain, Oil red-O
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0216Orcein stainStain, Orcein
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0217Perls' stainStain, Perls'
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0218Phosphotungstic acid-hematoxylin stainStain, Phosphotungstic acid-hematoxylin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0219Potassium ferrocyanide stainStain, Potassium ferrocyanide
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0220Prussian blue stainStain, Prussian blue
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0221Putchler modified Bennhold stainStain, Putchler modified Bennhold
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0222Quinacrine fluorescent stainStain, Quinacrine fluorescent
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0223Reticulin stainStain, Reticulin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0224Rhodamine stainStain, Rhodamine
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0225Safranin stainStain, Safranin
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0226Schmorl stainStain, Schmorl
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0227Seiver-Munger stainStain, Seiver-Munger
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0228Silver stainStain, Silver
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0229Specific esterase stainStain, Specific esterase
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0230Steiner silver stainStain, Steiner silver
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0231Sudan III stainStain, Sudan III
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0232Sudan IVI stainStain, Sudan IVI
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0233Sulfated alcian blue stainStain, Sulfated alcian blue
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0234Supravital stainStain, Supravital
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0235Thioflavine-S stainStain, Thioflavine-S
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0236Three micron Giemsa stainStain, Three micron Giemsa
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0237Vassar-Culling stainStain, Vassar-Culling
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0238Vital StainStain, Vital
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0239von Kossa stainStain, von Kossa
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0240Antibiotic sensitivity, diskSusceptibility, Antibiotic sensitivity, disk
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0241BACTEC susceptibility testSusceptibility, BACTEC susceptibility test
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0242Disk dilutionSusceptibility, Disk dilution
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0243Minimum bactericidal concentration test, macrodilutionSusceptibility, Minimum bactericidal concentration, macrodilution
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0244Minimum bactericidal concentration test, microdilutionSusceptibility, Minimum bactericidal concentration, microdilution
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0245Minimum Inhibitory Concentration, macrodilutionSusceptibility, Minimum Inhibitory concentration, macrodilution
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0246Minimum Inhibitory Concentration, microdilutionSusceptibility, Minimum Inhibitory concentration, microdilution
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0247TurbidometricTurbidometric
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0248RefractometricTurbidometric, Refractometric
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0249Thin layer chromatography (TLC)Chromatography, Thin Layer
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0250EMITImmunoassay, enzyme-multiplied technique (EMIT)
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0251Flow cytometry (FC)Flow Cytometry
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0252Radial immunodiffusion (RID)Radial Immunodiffusion
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0253Fluorescence polarization immunoassay (FPIA)Immunoassay, Fluorescence Polarization
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0254Immunofixation electrophoresis (IFE)Electrophoresis, Immunofixation
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0255Equilibrium dialysisDialysis, Direct Equilibrium
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0256Kleihauer-Betke acid elutionAcid Elution, Kleihauer-Betke Method
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0257Anti-complement immunofluorescence (ACIF)Immunofluorescence, Anti-Complement
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0258GC/MSGas Chromatography/Mass Spectroscopy
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0259NephelometryLight Scatter, Nephelometry
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0260IgE immunoassay antibodyImmunoassay, IgE Antibody Test
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0261Lymphocyte Microcytotoxicity AssayLymphocyte Microcytotoxicity Assay
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0262SpectrophotometrySpectrophotometry
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0263Atomic absorption spectrophotometry (AAS)Spectrophotometry, Atomic Absorption
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0264Ion selective electrode (ISE)Electrochemical, Ion Selective Electrode
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0265Gas chromatography (GC)Chromatography, Gas
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0266Isoelectric focusing (IEF)Isoelectric Focusing
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0267ImmunochemiluminescenceImmunoassay, Chemiluminescent
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0268Microparticle enzyme immunoassay (MEIA)Immunoassay, Microparticle Enzyme
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0269ICP/MSInductively-Coupled Plasma/Mass Spectrometry
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0270Immunoradiometric assay (IRMA)Immunoassay, Immunoradiometric Assay
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0271Photo optical clot detectionCoagulation, Photo Optical Clot Detection
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0272Minimum Inhibitory ConcentrationTesting to measure the minimum concentration of the antibacterial agent in a given culture medium below which bacterial growth is not inhibited.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0273Viral Genotype SusceptibilityViral Genotype Susceptibility
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0274Viral Phenotype SusceptibilityViral Phenotype Susceptibility
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0275Gradient StripGradient Strip
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0275aMinimum Lethal Concentration (MLC)Minimum Lethal Concentration (MLC)
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0276Slow Mycobacteria SusceptibilityTesting to measure the minimum concentration of the antibacterial agent in a given culture medium below which bacterial growth is not inhibited.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0277Serum bactericidal titerSerum bactericidal titer
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0278Agar screenAgar screen
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0279Disk inductionDisk induction
http://hl7.org/fhir/v3/ObservationMethod1.0.2  0280Susceptibility TestingTest methods designed to determine a microorganismaTMs susceptibility to being killed by an antibiotic.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  ALGMalgorithmReaching a decision through the application of an algorithm designed to weigh the different factors involved.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  AVERAGEaverageAverage of non-null values in the referenced set of values
http://hl7.org/fhir/v3/ObservationMethod1.0.2  BYCLbayesian calculationReaching a decision through the use of Bayesian statistical analysis.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  COUNTcountCount of non-null values in the referenced set of values
http://hl7.org/fhir/v3/ObservationMethod1.0.2  GINTglobal introspectionReaching a decision by consideration of the totality of factors involved in order to reach a judgement.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  MAXmaximaLargest of all non-null values in the referenced set of values.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  MEDIANmedianThe median of all non-null values in the referenced set of values.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  MINminimaSmallest of all non-null values in the referenced set of values.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  MODEmodeThe most common value of all non-null values in the referenced set of values.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  PCRPCRDescription: Polymerase Chain Reaction
http://hl7.org/fhir/v3/ObservationMethod1.0.2  STDEV.Ppopulation standard deviationStandard Deviation of the values in the referenced set of values, computed over the population.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  STDEV.Ssample standard deviationStandard Deviation of the values in the referenced set of values, computed over a sample of the population.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  SUMsumSum of non-null values in the referenced set of values
http://hl7.org/fhir/v3/ObservationMethod1.0.2  VARIANCE.Ppopulation varianceVariance of the values in the referenced set of values, computed over the population.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  VARIANCE.Ssample varianceVariance of the values in the referenced set of values, computed over a sample of the population.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  VDOCdocument verificationVerification by means of document. Example: Fax, letter, attachment to e-mail.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  VREGregistry verificationverification by means of a response to an electronic query Example: query message to a Covered Party registry application or Coverage Administrator.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  VTOKENelectronic token verificationVerification by means of electronic token. Example: smartcard, magnetic swipe card, RFID device.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  VVOICEvoice-based verificationVerification by means of voice. Example: By speaking with or calling the Coverage Administrator or Covered Party
http://hl7.org/fhir/v3/ObservationMethod1.0.2  _DecisionObservationMethodDecisionObservationMethodProvides codes for decision methods, initially for assessing the causality of events.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  _GeneticObservationMethodGeneticObservationMethodA code that provides additional detail about the means or technique used to ascertain the genetic analysis. Example, PCR, Micro Array
http://hl7.org/fhir/v3/ObservationMethod1.0.2  _ObservationMethodAggregateobservation method aggregateProvides additional detail about the aggregation methods used to compute the aggregated values for an observation. This is an abstract code.
http://hl7.org/fhir/v3/ObservationMethod1.0.2  _VerificationMethodVerificationMethodVerificationMethod

Source1

{
  "resourceType": "ValueSet",
  "id": "R2-v3-ObservationMethod-for-R4B",
  "text": {
    "status": "generated",
    "div": "<!-- snip (see above) -->"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "fhir"
    },
    {
      "extension": [
        {
          "url": "packageId",
          "valueId": "hl7.fhir.uv.xver-r2.r4b"
        },
        {
          "url": "version",
          "valueString": "0.1.0"
        },
        {
          "url": "uri",
          "valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r2.r4b"
        }
      ],
      "url": "http://hl7.org/fhir/StructureDefinition/package-source"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 0,
      "_valueInteger": {
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r2.r4b"
          }
        ]
      }
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode": "trial-use",
      "_valueCode": {
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r2.r4b"
          }
        ]
      }
    }
  ],
  "url": "http://hl7.org/fhir/uv/xver/ValueSet/R2-v3-ObservationMethod-for-R4B",
  "version": "0.1.0",
  "name": "R2V3ObservationMethodForR4B",
  "title": "Cross-version ValueSet DSTU2.v3 Code System ObservationMethod for use in FHIR R4B",
  "status": "active",
  "experimental": false,
  "date": "2026-03-17T21:02:03.8104715+00:00",
  "publisher": "FHIR Infrastructure",
  "contact": [
    {
      "name": "FHIR Infrastructure",
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/fiwg"
        }
      ]
    }
  ],
  "description": "This cross-version ValueSet represents content from `http://hl7.org/fhir/ValueSet/v3-ObservationMethod|2015-07-31` for use in FHIR R4B.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code": "001",
          "display": "World"
        }
      ]
    }
  ],
  "purpose": "This value set is part of the cross-version definitions generated to enable use of the\r\nvalue set `http://hl7.org/fhir/ValueSet/v3-ObservationMethod|2015-07-31` as defined in FHIR DSTU2\r\nin FHIR R4B.\r\n\r\nThe source value set is bound to the following FHIR DSTU2 elements:\r\n* \r\n\r\nAcross FHIR versions, the value set has been mapped as:\r\n* `http://hl7.org/fhir/ValueSet/v3-ObservationMethod|2015-07-31`\n* `http://hl7.org/fhir/ValueSet/v3-ObservationMethod|2016-11-11`\n* `http://terminology.hl7.org/ValueSet/v3-ObservationMethod|2018-08-12`\r\n\r\nNote that all concepts are included in this cross-version definition because no concepts have compatible representations\r\n\r\nFollowing are the generation technical comments:\r\nAll concepts in the comparison are listed as identical.\nThe source value set has more active concepts (300) than the target (299), so the source is broader than the target.\nAll concepts in the comparison are listed as identical.\nThe source value set has fewer active concepts (299) than the target (300), so the source is narrower than the target.\nFHIR ValueSet `http://hl7.org/fhir/ValueSet/v3-ObservationMethod|2015-07-31`, defined in FHIR DSTU2 does not have any mapping to FHIR R4B",
  "compose": {
    "include": [
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "concept": [
          {
            "code": "0001",
            "display": "Complement fixation"
          },
          {
            "code": "0002",
            "display": "Computed axial tomography"
          },
          {
            "code": "0003",
            "display": "HLAR agar test"
          },
          {
            "code": "0004",
            "display": "Macroscopic observation"
          },
          {
            "code": "0005",
            "display": "Magnetic resonance"
          },
          {
            "code": "0006",
            "display": "Morphometry"
          },
          {
            "code": "0007",
            "display": "Positron emission tomography"
          },
          {
            "code": "0008",
            "display": "SAMHSA confirmation"
          },
          {
            "code": "0009",
            "display": "SAMHSA screening"
          },
          {
            "code": "0010",
            "display": "Serum Neutralization"
          },
          {
            "code": "0011",
            "display": "Titration"
          },
          {
            "code": "0012",
            "display": "Ultrasound"
          },
          {
            "code": "0013",
            "display": "X-ray crystallography"
          },
          {
            "code": "0014",
            "display": "Agglutination"
          },
          {
            "code": "0015",
            "display": "Buffered acidified plate agglutination"
          },
          {
            "code": "0016",
            "display": "Card agglutination"
          },
          {
            "code": "0017",
            "display": "Hemagglutination"
          },
          {
            "code": "0018",
            "display": "Hemagglutination inhibition"
          },
          {
            "code": "0019",
            "display": "Latex agglutination"
          },
          {
            "code": "0020",
            "display": "Plate agglutination"
          },
          {
            "code": "0021",
            "display": "Rapid agglutination"
          },
          {
            "code": "0022",
            "display": "RBC agglutination"
          },
          {
            "code": "0023",
            "display": "Rivanol agglutination"
          },
          {
            "code": "0024",
            "display": "Tube agglutination"
          },
          {
            "code": "0025",
            "display": "Bioassay"
          },
          {
            "code": "0026",
            "display": "Animal Inoculation"
          },
          {
            "code": "0027",
            "display": "Cytotoxicity"
          },
          {
            "code": "0028",
            "display": "Embryo infective dose 50"
          },
          {
            "code": "0029",
            "display": "Embryo lethal dose 50"
          },
          {
            "code": "0030",
            "display": "Mouse intercerebral inoculation"
          },
          {
            "code": "0031",
            "display": "Bioassay, qualitative"
          },
          {
            "code": "0032",
            "display": "Bioassay, quantitative"
          },
          {
            "code": "0033",
            "display": "Chemical method"
          },
          {
            "code": "0034",
            "display": "Differential light absorption chemical test"
          },
          {
            "code": "0035",
            "display": "Dipstick"
          },
          {
            "code": "0036",
            "display": "Dipstick colorimetric laboratory test"
          },
          {
            "code": "0037",
            "display": "Test strip"
          },
          {
            "code": "0038",
            "display": "Chromatography"
          },
          {
            "code": "0039",
            "display": "Affinity chromatography"
          },
          {
            "code": "0040",
            "display": "Gas liquid chromatography"
          },
          {
            "code": "0041",
            "display": "High performance liquid chromatography"
          },
          {
            "code": "0042",
            "display": "Liquid Chromatography"
          },
          {
            "code": "0043",
            "display": "Protein A affinity chromatography"
          },
          {
            "code": "0044",
            "display": "Coagulation"
          },
          {
            "code": "0045",
            "display": "Tilt tube coagulation time"
          },
          {
            "code": "0046",
            "display": "Tilt tube reptilase induced coagulation"
          },
          {
            "code": "0047",
            "display": "Automated count"
          },
          {
            "code": "0048",
            "display": "Manual cell count"
          },
          {
            "code": "0049",
            "display": "Platelet count, Rees-Ecker"
          },
          {
            "code": "0050",
            "display": "Aerobic Culture"
          },
          {
            "code": "0051",
            "display": "Anaerobic Culture"
          },
          {
            "code": "0052",
            "display": "Chicken embryo culture"
          },
          {
            "code": "0053",
            "display": "Delayed secondary enrichment"
          },
          {
            "code": "0054",
            "display": "Microaerophilic Culture"
          },
          {
            "code": "0055",
            "display": "Quantitative microbial culture, cup"
          },
          {
            "code": "0056",
            "display": "Quantitative microbial culture, droplet"
          },
          {
            "code": "0057",
            "display": "Quantitative microbial culture, filter paper"
          },
          {
            "code": "0058",
            "display": "Quantitative microbial culture, pad culture"
          },
          {
            "code": "0059",
            "display": "Quantitative microbial culture, pour plate"
          },
          {
            "code": "0060",
            "display": "Quantitative microbial culture, surface streak"
          },
          {
            "code": "0061",
            "display": "Somatic Cell culture"
          },
          {
            "code": "0062",
            "display": "Agar diffusion"
          },
          {
            "code": "0063",
            "display": "Agar Gel Immunodiffusion"
          },
          {
            "code": "0064",
            "display": "Electrophoresis"
          },
          {
            "code": "0065",
            "display": "Agaorse gel electrophoresis"
          },
          {
            "code": "0066",
            "display": "Electrophoresis, citrate agar"
          },
          {
            "code": "0067",
            "display": "Immunoelectrophoresis"
          },
          {
            "code": "0068",
            "display": "Polyacrylamide gel electrophoresis"
          },
          {
            "code": "0069",
            "display": "Starch gel electrophoresis"
          },
          {
            "code": "0070",
            "display": "ELISA"
          },
          {
            "code": "0071",
            "display": "ELISA, antigen capture"
          },
          {
            "code": "0072",
            "display": "ELISA, avidin biotin peroxidase complex"
          },
          {
            "code": "0073",
            "display": "Kinetic ELISA"
          },
          {
            "code": "0074",
            "display": "ELISA, peroxidase-antiperoxidase"
          },
          {
            "code": "0075",
            "display": "API 20 Strep"
          },
          {
            "code": "0076",
            "display": "API 20A"
          },
          {
            "code": "0077",
            "display": "API 20C AUX"
          },
          {
            "code": "0078",
            "display": "API 20E"
          },
          {
            "code": "0079",
            "display": "API 20NE"
          },
          {
            "code": "0080",
            "display": "API 50 CH"
          },
          {
            "code": "0081",
            "display": "API An-IDENT"
          },
          {
            "code": "0082",
            "display": "API Coryne"
          },
          {
            "code": "0083",
            "display": "API Rapid 20E"
          },
          {
            "code": "0084",
            "display": "API Staph"
          },
          {
            "code": "0085",
            "display": "API ZYM"
          },
          {
            "code": "0086",
            "display": "Bacterial identification"
          },
          {
            "code": "0087",
            "display": "mini VIDAS"
          },
          {
            "code": "0088",
            "display": "Phage susceptibility typing"
          },
          {
            "code": "0089",
            "display": "Quad-FERM+"
          },
          {
            "code": "0090",
            "display": "RAPIDEC Staph"
          },
          {
            "code": "0091",
            "display": "Staphaurex"
          },
          {
            "code": "0092",
            "display": "VIDAS"
          },
          {
            "code": "0093",
            "display": "Vitek"
          },
          {
            "code": "0094",
            "display": "VITEK 2"
          },
          {
            "code": "0095",
            "display": "Immune stain"
          },
          {
            "code": "0096",
            "display": "Immunofluorescent antibody, direct"
          },
          {
            "code": "0097",
            "display": "Immunofluorescent antibody, indirect"
          },
          {
            "code": "0098",
            "display": "Immunoperoxidase, Avidin-Biotin Complex"
          },
          {
            "code": "0099",
            "display": "Immunoperoxidase, Peroxidase anti-peroxidase complex"
          },
          {
            "code": "0100",
            "display": "Immunoperoxidase, Protein A-peroxidase complex"
          },
          {
            "code": "0101",
            "display": "Immunoassay"
          },
          {
            "code": "0102",
            "display": "Immunoassay, qualitative, multiple step"
          },
          {
            "code": "0103",
            "display": "Immunoassay, qualitative, single step"
          },
          {
            "code": "0104",
            "display": "Radioimmunoassay"
          },
          {
            "code": "0105",
            "display": "Immunoassay, semi-quantitative, multiple step"
          },
          {
            "code": "0106",
            "display": "Immunoassay, semi-quantitative, single step"
          },
          {
            "code": "0107",
            "display": "Microscopy"
          },
          {
            "code": "0108",
            "display": "Darkfield microscopy"
          },
          {
            "code": "0109",
            "display": "Electron microscopy"
          },
          {
            "code": "0110",
            "display": "Electron microscopy tomography"
          },
          {
            "code": "0111",
            "display": "Electron microscopy, negative stain"
          },
          {
            "code": "0112",
            "display": "Electron microscopy, thick section"
          },
          {
            "code": "0113",
            "display": "Electron microscopy, thin section"
          },
          {
            "code": "0114",
            "display": "Microscopy, Light"
          },
          {
            "code": "0115",
            "display": "Polarizing light microscopy"
          },
          {
            "code": "0116",
            "display": "Scanning electron microscopy"
          },
          {
            "code": "0117",
            "display": "Transmission electron microscopy"
          },
          {
            "code": "0118",
            "display": "Transparent tape direct examination"
          },
          {
            "code": "0119",
            "display": "3 Self-Sustaining Sequence Replication"
          },
          {
            "code": "0120",
            "display": "Branched Chain DNA"
          },
          {
            "code": "0121",
            "display": "Hybridization Protection Assay"
          },
          {
            "code": "0122",
            "display": "Immune blot"
          },
          {
            "code": "0123",
            "display": "In-situ hybridization"
          },
          {
            "code": "0124",
            "display": "Ligase Chain Reaction"
          },
          {
            "code": "0125",
            "display": "Ligation Activated Transcription"
          },
          {
            "code": "0126",
            "display": "Nucleic Acid Probe"
          },
          {
            "code": "0127",
            "display": "Nucleic acid probe"
          },
          {
            "code": "0128",
            "display": "Nucleic acid probe with amplification"
          },
          {
            "code": "0129",
            "display": "Nucleic acid probe with target amplification"
          },
          {
            "code": "0130",
            "display": "Nucleic acid reverse transcription"
          },
          {
            "code": "0131",
            "display": "Nucleic Acid Sequence Based Analysis"
          },
          {
            "code": "0132",
            "display": "Polymerase chain reaction"
          },
          {
            "code": "0133",
            "display": "Q-Beta Replicase or probe amplification category method"
          },
          {
            "code": "0134",
            "display": "Restriction Fragment Length Polymorphism"
          },
          {
            "code": "0135",
            "display": "Southern Blot"
          },
          {
            "code": "0136",
            "display": "Strand Displacement Amplification"
          },
          {
            "code": "0137",
            "display": "Transcription Mediated Amplification"
          },
          {
            "code": "0138",
            "display": "Western Blot"
          },
          {
            "code": "0139",
            "display": "Flocculation"
          },
          {
            "code": "0140",
            "display": "Immune precipitation"
          },
          {
            "code": "0141",
            "display": "Milk ring test"
          },
          {
            "code": "0142",
            "display": "Precipitin"
          },
          {
            "code": "0143",
            "display": "Acid fast stain"
          },
          {
            "code": "0144",
            "display": "Acid fast stain, fluorochrome"
          },
          {
            "code": "0145",
            "display": "Acid fast stain, Kinyoun's cold carbolfuchsin"
          },
          {
            "code": "0146",
            "display": "Acid fast stain, Ziehl-Neelsen"
          },
          {
            "code": "0147",
            "display": "Acid phosphatase stain"
          },
          {
            "code": "0148",
            "display": "Acridine orange stain"
          },
          {
            "code": "0149",
            "display": "Active brilliant orange KH stain"
          },
          {
            "code": "0150",
            "display": "Alazarin red S stain"
          },
          {
            "code": "0151",
            "display": "Alcian blue stain"
          },
          {
            "code": "0152",
            "display": "Alcian blue with Periodic acid Schiff stain"
          },
          {
            "code": "0153",
            "display": "Argentaffin stain"
          },
          {
            "code": "0154",
            "display": "Argentaffin silver stain"
          },
          {
            "code": "0155",
            "display": "Azure-eosin stain"
          },
          {
            "code": "0156",
            "display": "Basic Fuschin stain"
          },
          {
            "code": "0157",
            "display": "Bennhold stain"
          },
          {
            "code": "0158",
            "display": "Bennhold's Congo red stain"
          },
          {
            "code": "0159",
            "display": "Bielschowsky stain"
          },
          {
            "code": "0160",
            "display": "Bielschowsky's silver stain"
          },
          {
            "code": "0161",
            "display": "Bleach stain"
          },
          {
            "code": "0162",
            "display": "Bodian stain"
          },
          {
            "code": "0163",
            "display": "Brown-Brenn stain"
          },
          {
            "code": "0164",
            "display": "Butyrate-esterase stain"
          },
          {
            "code": "0165",
            "display": "Calcofluor white fluorescent stain"
          },
          {
            "code": "0166",
            "display": "Carbol-fuchsin stain"
          },
          {
            "code": "0167",
            "display": "Carmine stain"
          },
          {
            "code": "0168",
            "display": "Churukian-Schenk stain"
          },
          {
            "code": "0169",
            "display": "Congo red stain"
          },
          {
            "code": "0170",
            "display": "Cresyl echt violet stain"
          },
          {
            "code": "0171",
            "display": "Crystal violet stain"
          },
          {
            "code": "0172",
            "display": "De Galantha stain"
          },
          {
            "code": "0173",
            "display": "Dieterle silver impregnation stain"
          },
          {
            "code": "0174",
            "display": "Fite-Farco stain"
          },
          {
            "code": "0175",
            "display": "Fontana-Masson silver stain"
          },
          {
            "code": "0176",
            "display": "Fouchet stain"
          },
          {
            "code": "0177",
            "display": "Gomori stain"
          },
          {
            "code": "0178",
            "display": "Gomori methenamine silver stain"
          },
          {
            "code": "0179",
            "display": "Gomori-Wheatly trichrome stain"
          },
          {
            "code": "0180",
            "display": "Gridley stain"
          },
          {
            "code": "0181",
            "display": "Grimelius silver stain"
          },
          {
            "code": "0182",
            "display": "Grocott stain"
          },
          {
            "code": "0183",
            "display": "Grocott methenamine silver stain"
          },
          {
            "code": "0184",
            "display": "Hale's colloidal ferric oxide stain"
          },
          {
            "code": "0185",
            "display": "Hale's colloidal iron stain"
          },
          {
            "code": "0186",
            "display": "Hansel stain"
          },
          {
            "code": "0187",
            "display": "Harris regressive hematoxylin and eosin stain"
          },
          {
            "code": "0188",
            "display": "Hematoxylin and eosin stain"
          },
          {
            "code": "0189",
            "display": "Highman stain"
          },
          {
            "code": "0190",
            "display": "Holzer stain"
          },
          {
            "code": "0191",
            "display": "Iron hematoxylin stain"
          },
          {
            "code": "0192",
            "display": "Jones stain"
          },
          {
            "code": "0193",
            "display": "Jones methenamine silver stain"
          },
          {
            "code": "0194",
            "display": "Kossa stain"
          },
          {
            "code": "0195",
            "display": "Lawson-Van Gieson stain"
          },
          {
            "code": "0196",
            "display": "Loeffler methylene blue stain"
          },
          {
            "code": "0197",
            "display": "Luxol fast blue with cresyl violet stain"
          },
          {
            "code": "0198",
            "display": "Luxol fast blue with Periodic acid-Schiff stain"
          },
          {
            "code": "0199",
            "display": "MacNeal's tetrachrome blood stain"
          },
          {
            "code": "0200",
            "display": "Mallory-Heidenhain stain"
          },
          {
            "code": "0201",
            "display": "Masson trichrome stain"
          },
          {
            "code": "0202",
            "display": "Mayer mucicarmine stain"
          },
          {
            "code": "0203",
            "display": "Mayers progressive hematoxylin and eosin stain"
          },
          {
            "code": "0204",
            "display": "May-Grunwald Giemsa stain"
          },
          {
            "code": "0205",
            "display": "Methyl green stain"
          },
          {
            "code": "0206",
            "display": "Methyl green pyronin stain"
          },
          {
            "code": "0207",
            "display": "Modified Gomori-Wheatly trichrome stain"
          },
          {
            "code": "0208",
            "display": "Modified Masson trichrome stain"
          },
          {
            "code": "0209",
            "display": "Modified trichrome stain"
          },
          {
            "code": "0210",
            "display": "Movat pentachrome stain"
          },
          {
            "code": "0211",
            "display": "Mucicarmine stain"
          },
          {
            "code": "0212",
            "display": "Neutral red stain"
          },
          {
            "code": "0213",
            "display": "Night blue stain"
          },
          {
            "code": "0214",
            "display": "Non-specific esterase stain"
          },
          {
            "code": "0215",
            "display": "Oil red-O stain"
          },
          {
            "code": "0216",
            "display": "Orcein stain"
          },
          {
            "code": "0217",
            "display": "Perls' stain"
          },
          {
            "code": "0218",
            "display": "Phosphotungstic acid-hematoxylin stain"
          },
          {
            "code": "0219",
            "display": "Potassium ferrocyanide stain"
          },
          {
            "code": "0220",
            "display": "Prussian blue stain"
          },
          {
            "code": "0221",
            "display": "Putchler modified Bennhold stain"
          },
          {
            "code": "0222",
            "display": "Quinacrine fluorescent stain"
          },
          {
            "code": "0223",
            "display": "Reticulin stain"
          },
          {
            "code": "0224",
            "display": "Rhodamine stain"
          },
          {
            "code": "0225",
            "display": "Safranin stain"
          },
          {
            "code": "0226",
            "display": "Schmorl stain"
          },
          {
            "code": "0227",
            "display": "Seiver-Munger stain"
          },
          {
            "code": "0228",
            "display": "Silver stain"
          },
          {
            "code": "0229",
            "display": "Specific esterase stain"
          },
          {
            "code": "0230",
            "display": "Steiner silver stain"
          },
          {
            "code": "0231",
            "display": "Sudan III stain"
          },
          {
            "code": "0232",
            "display": "Sudan IVI stain"
          },
          {
            "code": "0233",
            "display": "Sulfated alcian blue stain"
          },
          {
            "code": "0234",
            "display": "Supravital stain"
          },
          {
            "code": "0235",
            "display": "Thioflavine-S stain"
          },
          {
            "code": "0236",
            "display": "Three micron Giemsa stain"
          },
          {
            "code": "0237",
            "display": "Vassar-Culling stain"
          },
          {
            "code": "0238",
            "display": "Vital Stain"
          },
          {
            "code": "0239",
            "display": "von Kossa stain"
          },
          {
            "code": "0240",
            "display": "Antibiotic sensitivity, disk"
          },
          {
            "code": "0241",
            "display": "BACTEC susceptibility test"
          },
          {
            "code": "0242",
            "display": "Disk dilution"
          },
          {
            "code": "0243",
            "display": "Minimum bactericidal concentration test, macrodilution"
          },
          {
            "code": "0244",
            "display": "Minimum bactericidal concentration test, microdilution"
          },
          {
            "code": "0245",
            "display": "Minimum Inhibitory Concentration, macrodilution"
          },
          {
            "code": "0246",
            "display": "Minimum Inhibitory Concentration, microdilution"
          },
          {
            "code": "0247",
            "display": "Turbidometric"
          },
          {
            "code": "0248",
            "display": "Refractometric"
          },
          {
            "code": "0249",
            "display": "Thin layer chromatography (TLC)"
          },
          {
            "code": "0250",
            "display": "EMIT"
          },
          {
            "code": "0251",
            "display": "Flow cytometry (FC)"
          },
          {
            "code": "0252",
            "display": "Radial immunodiffusion (RID)"
          },
          {
            "code": "0253",
            "display": "Fluorescence polarization immunoassay (FPIA)"
          },
          {
            "code": "0254",
            "display": "Immunofixation electrophoresis (IFE)"
          },
          {
            "code": "0255",
            "display": "Equilibrium dialysis"
          },
          {
            "code": "0256",
            "display": "Kleihauer-Betke acid elution"
          },
          {
            "code": "0257",
            "display": "Anti-complement immunofluorescence (ACIF)"
          },
          {
            "code": "0258",
            "display": "GC/MS"
          },
          {
            "code": "0259",
            "display": "Nephelometry"
          },
          {
            "code": "0260",
            "display": "IgE immunoassay antibody"
          },
          {
            "code": "0261",
            "display": "Lymphocyte Microcytotoxicity Assay"
          },
          {
            "code": "0262",
            "display": "Spectrophotometry"
          },
          {
            "code": "0263",
            "display": "Atomic absorption spectrophotometry (AAS)"
          },
          {
            "code": "0264",
            "display": "Ion selective electrode (ISE)"
          },
          {
            "code": "0265",
            "display": "Gas chromatography (GC)"
          },
          {
            "code": "0266",
            "display": "Isoelectric focusing (IEF)"
          },
          {
            "code": "0267",
            "display": "Immunochemiluminescence"
          },
          {
            "code": "0268",
            "display": "Microparticle enzyme immunoassay (MEIA)"
          },
          {
            "code": "0269",
            "display": "ICP/MS"
          },
          {
            "code": "0270",
            "display": "Immunoradiometric assay (IRMA)"
          },
          {
            "code": "0271",
            "display": "Photo optical clot detection"
          },
          {
            "code": "0272",
            "display": "Minimum Inhibitory Concentration"
          },
          {
            "code": "0273",
            "display": "Viral Genotype Susceptibility"
          },
          {
            "code": "0274",
            "display": "Viral Phenotype Susceptibility"
          },
          {
            "code": "0275",
            "display": "Gradient Strip"
          },
          {
            "code": "0275a",
            "display": "Minimum Lethal Concentration (MLC)"
          },
          {
            "code": "0276",
            "display": "Slow Mycobacteria Susceptibility"
          },
          {
            "code": "0277",
            "display": "Serum bactericidal titer"
          },
          {
            "code": "0278",
            "display": "Agar screen"
          },
          {
            "code": "0279",
            "display": "Disk induction"
          },
          {
            "code": "0280",
            "display": "Susceptibility Testing"
          },
          {
            "code": "ALGM",
            "display": "algorithm"
          },
          {
            "code": "AVERAGE",
            "display": "average"
          },
          {
            "code": "BYCL",
            "display": "bayesian calculation"
          },
          {
            "code": "COUNT",
            "display": "count"
          },
          {
            "code": "GINT",
            "display": "global introspection"
          },
          {
            "code": "MAX",
            "display": "maxima"
          },
          {
            "code": "MEDIAN",
            "display": "median"
          },
          {
            "code": "MIN",
            "display": "minima"
          },
          {
            "code": "MODE",
            "display": "mode"
          },
          {
            "code": "PCR",
            "display": "PCR"
          },
          {
            "code": "STDEV.P",
            "display": "population standard deviation"
          },
          {
            "code": "STDEV.S",
            "display": "sample standard deviation"
          },
          {
            "code": "SUM",
            "display": "sum"
          },
          {
            "code": "VARIANCE.P",
            "display": "population variance"
          },
          {
            "code": "VARIANCE.S",
            "display": "sample variance"
          },
          {
            "code": "VDOC",
            "display": "document verification"
          },
          {
            "code": "VREG",
            "display": "registry verification"
          },
          {
            "code": "VTOKEN",
            "display": "electronic token verification"
          },
          {
            "code": "VVOICE",
            "display": "voice-based verification"
          },
          {
            "code": "_DecisionObservationMethod",
            "display": "DecisionObservationMethod"
          },
          {
            "code": "_GeneticObservationMethod",
            "display": "GeneticObservationMethod"
          },
          {
            "code": "_ObservationMethodAggregate",
            "display": "observation method aggregate"
          },
          {
            "code": "_VerificationMethod",
            "display": "VerificationMethod"
          }
        ]
      }
    ]
  },
  "expansion": {
    "timestamp": "2026-03-17T21:02:03.8104715+00:00",
    "contains": [
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0001",
        "display": "Complement fixation"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0002",
        "display": "Computed axial tomography"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0003",
        "display": "HLAR agar test"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0004",
        "display": "Macroscopic observation"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0005",
        "display": "Magnetic resonance"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0006",
        "display": "Morphometry"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0007",
        "display": "Positron emission tomography"
      },
      {
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        "display": "Buffered acidified plate agglutination"
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        "display": "Card agglutination"
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        "display": "Hemagglutination inhibition"
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        "display": "Latex agglutination"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Plate agglutination"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Rapid agglutination"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "RBC agglutination"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Rivanol agglutination"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Animal Inoculation"
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        "display": "Embryo infective dose 50"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Embryo lethal dose 50"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Mouse intercerebral inoculation"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Dipstick"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Test strip"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Affinity chromatography"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Gas liquid chromatography"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "High performance liquid chromatography"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Tilt tube coagulation time"
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      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0129",
        "display": "Nucleic acid probe with target amplification"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0130",
        "display": "Nucleic acid reverse transcription"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0131",
        "display": "Nucleic Acid Sequence Based Analysis"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0132",
        "display": "Polymerase chain reaction"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0133",
        "display": "Q-Beta Replicase or probe amplification category method"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0134",
        "display": "Restriction Fragment Length Polymorphism"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0135",
        "display": "Southern Blot"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0136",
        "display": "Strand Displacement Amplification"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0137",
        "display": "Transcription Mediated Amplification"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0138",
        "display": "Western Blot"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0139",
        "display": "Flocculation"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0140",
        "display": "Immune precipitation"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0141",
        "display": "Milk ring test"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0142",
        "display": "Precipitin"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0143",
        "display": "Acid fast stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0144",
        "display": "Acid fast stain, fluorochrome"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0145",
        "display": "Acid fast stain, Kinyoun's cold carbolfuchsin"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0146",
        "display": "Acid fast stain, Ziehl-Neelsen"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0147",
        "display": "Acid phosphatase stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0148",
        "display": "Acridine orange stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0149",
        "display": "Active brilliant orange KH stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0150",
        "display": "Alazarin red S stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0151",
        "display": "Alcian blue stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0152",
        "display": "Alcian blue with Periodic acid Schiff stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0153",
        "display": "Argentaffin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0154",
        "display": "Argentaffin silver stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0155",
        "display": "Azure-eosin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0156",
        "display": "Basic Fuschin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0157",
        "display": "Bennhold stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0158",
        "display": "Bennhold's Congo red stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0159",
        "display": "Bielschowsky stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0160",
        "display": "Bielschowsky's silver stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0161",
        "display": "Bleach stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0162",
        "display": "Bodian stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0163",
        "display": "Brown-Brenn stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0164",
        "display": "Butyrate-esterase stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0165",
        "display": "Calcofluor white fluorescent stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0166",
        "display": "Carbol-fuchsin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0167",
        "display": "Carmine stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0168",
        "display": "Churukian-Schenk stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0169",
        "display": "Congo red stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0170",
        "display": "Cresyl echt violet stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0171",
        "display": "Crystal violet stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0172",
        "display": "De Galantha stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0173",
        "display": "Dieterle silver impregnation stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0174",
        "display": "Fite-Farco stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0175",
        "display": "Fontana-Masson silver stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0176",
        "display": "Fouchet stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0177",
        "display": "Gomori stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0178",
        "display": "Gomori methenamine silver stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0179",
        "display": "Gomori-Wheatly trichrome stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0180",
        "display": "Gridley stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0181",
        "display": "Grimelius silver stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0182",
        "display": "Grocott stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0183",
        "display": "Grocott methenamine silver stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0184",
        "display": "Hale's colloidal ferric oxide stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0185",
        "display": "Hale's colloidal iron stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0186",
        "display": "Hansel stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0187",
        "display": "Harris regressive hematoxylin and eosin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0188",
        "display": "Hematoxylin and eosin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0189",
        "display": "Highman stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0190",
        "display": "Holzer stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0191",
        "display": "Iron hematoxylin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0192",
        "display": "Jones stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0193",
        "display": "Jones methenamine silver stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0194",
        "display": "Kossa stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0195",
        "display": "Lawson-Van Gieson stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0196",
        "display": "Loeffler methylene blue stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0197",
        "display": "Luxol fast blue with cresyl violet stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0198",
        "display": "Luxol fast blue with Periodic acid-Schiff stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0199",
        "display": "MacNeal's tetrachrome blood stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0200",
        "display": "Mallory-Heidenhain stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0201",
        "display": "Masson trichrome stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0202",
        "display": "Mayer mucicarmine stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0203",
        "display": "Mayers progressive hematoxylin and eosin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0204",
        "display": "May-Grunwald Giemsa stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0205",
        "display": "Methyl green stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0206",
        "display": "Methyl green pyronin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0207",
        "display": "Modified Gomori-Wheatly trichrome stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0208",
        "display": "Modified Masson trichrome stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0209",
        "display": "Modified trichrome stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0210",
        "display": "Movat pentachrome stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0211",
        "display": "Mucicarmine stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0212",
        "display": "Neutral red stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0213",
        "display": "Night blue stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0214",
        "display": "Non-specific esterase stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0215",
        "display": "Oil red-O stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0216",
        "display": "Orcein stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0217",
        "display": "Perls' stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0218",
        "display": "Phosphotungstic acid-hematoxylin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0219",
        "display": "Potassium ferrocyanide stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0220",
        "display": "Prussian blue stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0221",
        "display": "Putchler modified Bennhold stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0222",
        "display": "Quinacrine fluorescent stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0223",
        "display": "Reticulin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0224",
        "display": "Rhodamine stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0225",
        "display": "Safranin stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0226",
        "display": "Schmorl stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0227",
        "display": "Seiver-Munger stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0228",
        "display": "Silver stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0229",
        "display": "Specific esterase stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0230",
        "display": "Steiner silver stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0231",
        "display": "Sudan III stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0232",
        "display": "Sudan IVI stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0233",
        "display": "Sulfated alcian blue stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0234",
        "display": "Supravital stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0235",
        "display": "Thioflavine-S stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0236",
        "display": "Three micron Giemsa stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0237",
        "display": "Vassar-Culling stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0238",
        "display": "Vital Stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0239",
        "display": "von Kossa stain"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0240",
        "display": "Antibiotic sensitivity, disk"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0241",
        "display": "BACTEC susceptibility test"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0242",
        "display": "Disk dilution"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0243",
        "display": "Minimum bactericidal concentration test, macrodilution"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0244",
        "display": "Minimum bactericidal concentration test, microdilution"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0245",
        "display": "Minimum Inhibitory Concentration, macrodilution"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0246",
        "display": "Minimum Inhibitory Concentration, microdilution"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0247",
        "display": "Turbidometric"
      },
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0248",
        "display": "Refractometric"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0249",
        "display": "Thin layer chromatography (TLC)"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0250",
        "display": "EMIT"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0251",
        "display": "Flow cytometry (FC)"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0252",
        "display": "Radial immunodiffusion (RID)"
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      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0253",
        "display": "Fluorescence polarization immunoassay (FPIA)"
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      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0254",
        "display": "Immunofixation electrophoresis (IFE)"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0255",
        "display": "Equilibrium dialysis"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0256",
        "display": "Kleihauer-Betke acid elution"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0257",
        "display": "Anti-complement immunofluorescence (ACIF)"
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        "display": "GC/MS"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0260",
        "display": "IgE immunoassay antibody"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Lymphocyte Microcytotoxicity Assay"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0262",
        "display": "Spectrophotometry"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0263",
        "display": "Atomic absorption spectrophotometry (AAS)"
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        "code": "0264",
        "display": "Ion selective electrode (ISE)"
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        "code": "0265",
        "display": "Gas chromatography (GC)"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0266",
        "display": "Isoelectric focusing (IEF)"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0267",
        "display": "Immunochemiluminescence"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0268",
        "display": "Microparticle enzyme immunoassay (MEIA)"
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        "code": "0269",
        "display": "ICP/MS"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0270",
        "display": "Immunoradiometric assay (IRMA)"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0271",
        "display": "Photo optical clot detection"
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      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0272",
        "display": "Minimum Inhibitory Concentration"
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      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0273",
        "display": "Viral Genotype Susceptibility"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0274",
        "display": "Viral Phenotype Susceptibility"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "Gradient Strip"
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      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0275a",
        "display": "Minimum Lethal Concentration (MLC)"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0276",
        "display": "Slow Mycobacteria Susceptibility"
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      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0277",
        "display": "Serum bactericidal titer"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "0278",
        "display": "Agar screen"
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        "code": "0279",
        "display": "Disk induction"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "0280",
        "display": "Susceptibility Testing"
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      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "ALGM",
        "display": "algorithm"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "display": "count"
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        "display": "median"
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        "display": "mode"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "PCR",
        "display": "PCR"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
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        "display": "population standard deviation"
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        "display": "sample standard deviation"
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        "code": "SUM",
        "display": "sum"
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        "code": "VARIANCE.P",
        "display": "population variance"
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        "display": "sample variance"
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        "version": "1.0.2",
        "code": "VDOC",
        "display": "document verification"
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      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "VREG",
        "display": "registry verification"
      },
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "VTOKEN",
        "display": "electronic token verification"
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      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "VVOICE",
        "display": "voice-based verification"
      },
      {
        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "_DecisionObservationMethod",
        "display": "DecisionObservationMethod"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
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        "code": "_GeneticObservationMethod",
        "display": "GeneticObservationMethod"
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        "system": "http://hl7.org/fhir/v3/ObservationMethod",
        "version": "1.0.2",
        "code": "_ObservationMethodAggregate",
        "display": "observation method aggregate"
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      {
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        "code": "_VerificationMethod",
        "display": "VerificationMethod"
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  }
}