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Source1

{
  "resourceType": "ValueSet",
  "id": "R4-v3-ObservationMethod-for-R4B",
  "text": {
    "status": "generated",
    "div": "<!-- snip (see above) -->"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 0
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "vocab"
    },
    {
      "extension": [
        {
          "url": "packageId",
          "valueId": "hl7.fhir.uv.xver-r4.r4b"
        },
        {
          "url": "version",
          "valueString": "0.0.1-snapshot-2"
        }
      ],
      "url": "http://hl7.org/fhir/StructureDefinition/package-source"
    },
    {
      "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/4.0/ImplementationGuide/hl7.fhir.uv.xver-r4.r4b"
          }
        ]
      }
    }
  ],
  "url": "http://hl7.org/fhir/4.0/ValueSet/R4-v3-ObservationMethod-for-R4B",
  "version": "0.0.1-snapshot-2",
  "name": "R4_v3_ObservationMethod_for_R4B",
  "title": "Cross-version VS for R4.v3.ObservationMethod for use in FHIR R4B",
  "status": "active",
  "experimental": false,
  "date": "2025-09-01T22:36:20.674454+10:00",
  "publisher": "HL7 International / Terminology Infrastructure",
  "contact": [
    {
      "name": "HL7 International / Terminology Infrastructure",
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/Vocab"
        }
      ]
    }
  ],
  "description": "This cross-version ValueSet represents concepts from http://terminology.hl7.org/ValueSet/v3-ObservationMethod|2018-08-12 for use in FHIR R4B. Concepts not present here have direct `equivalent` mappings crossing all versions from R4 to R4B.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code": "001",
          "display": "World"
        }
      ]
    }
  ],
  "compose": {
    "include": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "concept": [
          {
            "code": "BYCL",
            "display": "bayesian calculation"
          },
          {
            "code": "ALGM",
            "display": "algorithm"
          },
          {
            "code": "GINT",
            "display": "global introspection"
          },
          {
            "code": "PCR",
            "display": "PCR"
          },
          {
            "code": "AVERAGE",
            "display": "average"
          },
          {
            "code": "COUNT",
            "display": "count"
          },
          {
            "code": "MAX",
            "display": "maxima"
          },
          {
            "code": "MEDIAN",
            "display": "median"
          },
          {
            "code": "MIN",
            "display": "minima"
          },
          {
            "code": "MODE",
            "display": "mode"
          },
          {
            "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": "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": "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"
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            "code": "0243",
            "display": "Minimum bactericidal concentration test, macrodilution"
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            "code": "0244",
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            "code": "0247",
            "display": "Turbidometric"
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            "code": "0248",
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            "code": "0249",
            "display": "Thin layer chromatography (TLC)"
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            "code": "0250",
            "display": "EMIT"
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          {
            "code": "0251",
            "display": "Flow cytometry (FC)"
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            "code": "0252",
            "display": "Radial immunodiffusion (RID)"
          },
          {
            "code": "0253",
            "display": "Fluorescence polarization immunoassay (FPIA)"
          },
          {
            "code": "0254",
            "display": "Immunofixation electrophoresis (IFE)"
          },
          {
            "code": "0255",
            "display": "Equilibrium dialysis"
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          {
            "code": "0256",
            "display": "Kleihauer-Betke acid elution"
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          {
            "code": "0257",
            "display": "Anti-complement immunofluorescence (ACIF)"
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            "code": "0258",
            "display": "GC/MS"
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          {
            "code": "0259",
            "display": "Nephelometry"
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            "code": "0260",
            "display": "IgE immunoassay antibody"
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            "code": "0261",
            "display": "Lymphocyte Microcytotoxicity Assay"
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            "code": "0262",
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            "code": "0263",
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            "code": "0264",
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            "code": "0265",
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            "code": "0266",
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            "code": "0267",
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            "code": "0268",
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            "code": "0269",
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            "code": "0270",
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            "code": "0240",
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            "code": "0241",
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            "code": "0246",
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            "code": "0272",
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            "code": "0273",
            "display": "Viral Genotype Susceptibility"
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            "code": "0274",
            "display": "Viral Phenotype Susceptibility"
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          {
            "code": "0275",
            "display": "Gradient Strip"
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            "code": "0275a",
            "display": "Minimum Lethal Concentration (MLC)"
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          {
            "code": "0276",
            "display": "Slow Mycobacteria Susceptibility"
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          {
            "code": "0277",
            "display": "Serum bactericidal titer"
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          {
            "code": "0278",
            "display": "Agar screen"
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          {
            "code": "0279",
            "display": "Disk induction"
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            "code": "0280",
            "display": "Susceptibility Testing"
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            "code": "0127",
            "display": "Nucleic acid probe"
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      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0068",
        "display": "Polyacrylamide gel electrophoresis"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0069",
        "display": "Starch gel electrophoresis"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0070",
        "display": "ELISA"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0071",
        "display": "ELISA, antigen capture"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0072",
        "display": "ELISA, avidin biotin peroxidase complex"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0073",
        "display": "Kinetic ELISA"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0074",
        "display": "ELISA, peroxidase-antiperoxidase"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0075",
        "display": "API 20 Strep"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0076",
        "display": "API 20A"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0077",
        "display": "API 20C AUX"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0078",
        "display": "API 20E"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0079",
        "display": "API 20NE"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0080",
        "display": "API 50 CH"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0081",
        "display": "API An-IDENT"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0082",
        "display": "API Coryne"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0083",
        "display": "API Rapid 20E"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0084",
        "display": "API Staph"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0085",
        "display": "API ZYM"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0086",
        "display": "Bacterial identification"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0087",
        "display": "mini VIDAS"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0088",
        "display": "Phage susceptibility typing"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0089",
        "display": "Quad-FERM+"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0090",
        "display": "RAPIDEC Staph"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0091",
        "display": "Staphaurex"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0092",
        "display": "VIDAS"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0093",
        "display": "Vitek"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0094",
        "display": "VITEK 2"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0095",
        "display": "Immune stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0096",
        "display": "Immunofluorescent antibody, direct"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0097",
        "display": "Immunofluorescent antibody, indirect"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0098",
        "display": "Immunoperoxidase, Avidin-Biotin Complex"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0099",
        "display": "Immunoperoxidase, Peroxidase anti-peroxidase complex"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0100",
        "display": "Immunoperoxidase, Protein A-peroxidase complex"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0101",
        "display": "Immunoassay"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0102",
        "display": "Immunoassay, qualitative, multiple step"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0103",
        "display": "Immunoassay, qualitative, single step"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0104",
        "display": "Radioimmunoassay"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0105",
        "display": "Immunoassay, semi-quantitative, multiple step"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0106",
        "display": "Immunoassay, semi-quantitative, single step"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0107",
        "display": "Microscopy"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0108",
        "display": "Darkfield microscopy"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0109",
        "display": "Electron microscopy"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0110",
        "display": "Electron microscopy tomography"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0111",
        "display": "Electron microscopy, negative stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0112",
        "display": "Electron microscopy, thick section"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0113",
        "display": "Electron microscopy, thin section"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0114",
        "display": "Microscopy, Light"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0115",
        "display": "Polarizing light microscopy"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0116",
        "display": "Scanning electron microscopy"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0117",
        "display": "Transmission electron microscopy"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0118",
        "display": "Transparent tape direct examination"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0119",
        "display": "3 Self-Sustaining Sequence Replication"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0120",
        "display": "Branched Chain DNA"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0121",
        "display": "Hybridization Protection Assay"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0122",
        "display": "Immune blot"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0123",
        "display": "In-situ hybridization"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0124",
        "display": "Ligase Chain Reaction"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0125",
        "display": "Ligation Activated Transcription"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0126",
        "display": "Nucleic Acid Probe"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0128",
        "display": "Nucleic acid probe with amplification"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0129",
        "display": "Nucleic acid probe with target amplification"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0130",
        "display": "Nucleic acid reverse transcription"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0131",
        "display": "Nucleic Acid Sequence Based Analysis"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0132",
        "display": "Polymerase chain reaction"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0133",
        "display": "Q-Beta Replicase or probe amplification category method"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0134",
        "display": "Restriction Fragment Length Polymorphism"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0135",
        "display": "Southern Blot"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0136",
        "display": "Strand Displacement Amplification"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0137",
        "display": "Transcription Mediated Amplification"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0138",
        "display": "Western Blot"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0139",
        "display": "Flocculation"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0140",
        "display": "Immune precipitation"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0141",
        "display": "Milk ring test"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0142",
        "display": "Precipitin"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0143",
        "display": "Acid fast stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0144",
        "display": "Acid fast stain, fluorochrome"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0145",
        "display": "Acid fast stain, Kinyoun's cold carbolfuchsin"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0146",
        "display": "Acid fast stain, Ziehl-Neelsen"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0147",
        "display": "Acid phosphatase stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0148",
        "display": "Acridine orange stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0149",
        "display": "Active brilliant orange KH stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0150",
        "display": "Alazarin red S stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0151",
        "display": "Alcian blue stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0152",
        "display": "Alcian blue with Periodic acid Schiff stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0153",
        "display": "Argentaffin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0154",
        "display": "Argentaffin silver stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0155",
        "display": "Azure-eosin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0156",
        "display": "Basic Fuschin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0157",
        "display": "Bennhold stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0158",
        "display": "Bennhold's Congo red stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0159",
        "display": "Bielschowsky stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0160",
        "display": "Bielschowsky's silver stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0161",
        "display": "Bleach stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0162",
        "display": "Bodian stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0163",
        "display": "Brown-Brenn stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0164",
        "display": "Butyrate-esterase stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0165",
        "display": "Calcofluor white fluorescent stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0166",
        "display": "Carbol-fuchsin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0167",
        "display": "Carmine stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0168",
        "display": "Churukian-Schenk stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0169",
        "display": "Congo red stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0170",
        "display": "Cresyl echt violet stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0171",
        "display": "Crystal violet stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0172",
        "display": "De Galantha stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0173",
        "display": "Dieterle silver impregnation stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0174",
        "display": "Fite-Farco stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0175",
        "display": "Fontana-Masson silver stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0176",
        "display": "Fouchet stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0177",
        "display": "Gomori stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0178",
        "display": "Gomori methenamine silver stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0179",
        "display": "Gomori-Wheatly trichrome stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0180",
        "display": "Gridley stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0181",
        "display": "Grimelius silver stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0182",
        "display": "Grocott stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0183",
        "display": "Grocott methenamine silver stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0184",
        "display": "Hale's colloidal ferric oxide stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0185",
        "display": "Hale's colloidal iron stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0186",
        "display": "Hansel stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0187",
        "display": "Harris regressive hematoxylin and eosin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0188",
        "display": "Hematoxylin and eosin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0189",
        "display": "Highman stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0190",
        "display": "Holzer stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0191",
        "display": "Iron hematoxylin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0192",
        "display": "Jones stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0193",
        "display": "Jones methenamine silver stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0194",
        "display": "Kossa stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0195",
        "display": "Lawson-Van Gieson stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0196",
        "display": "Loeffler methylene blue stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0197",
        "display": "Luxol fast blue with cresyl violet stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0198",
        "display": "Luxol fast blue with Periodic acid-Schiff stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0199",
        "display": "MacNeal's tetrachrome blood stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0200",
        "display": "Mallory-Heidenhain stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0201",
        "display": "Masson trichrome stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0202",
        "display": "Mayer mucicarmine stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0203",
        "display": "Mayers progressive hematoxylin and eosin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0204",
        "display": "May-Grunwald Giemsa stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0205",
        "display": "Methyl green stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0206",
        "display": "Methyl green pyronin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0207",
        "display": "Modified Gomori-Wheatly trichrome stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0208",
        "display": "Modified Masson trichrome stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0209",
        "display": "Modified trichrome stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0210",
        "display": "Movat pentachrome stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0211",
        "display": "Mucicarmine stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0212",
        "display": "Neutral red stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0213",
        "display": "Night blue stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0214",
        "display": "Non-specific esterase stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0215",
        "display": "Oil red-O stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0216",
        "display": "Orcein stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0217",
        "display": "Perls' stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0218",
        "display": "Phosphotungstic acid-hematoxylin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0219",
        "display": "Potassium ferrocyanide stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0220",
        "display": "Prussian blue stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0221",
        "display": "Putchler modified Bennhold stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0222",
        "display": "Quinacrine fluorescent stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0223",
        "display": "Reticulin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0224",
        "display": "Rhodamine stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0225",
        "display": "Safranin stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0226",
        "display": "Schmorl stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0227",
        "display": "Seiver-Munger stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0228",
        "display": "Silver stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0229",
        "display": "Specific esterase stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0230",
        "display": "Steiner silver stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0231",
        "display": "Sudan III stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0232",
        "display": "Sudan IVI stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0233",
        "display": "Sulfated alcian blue stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0234",
        "display": "Supravital stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0235",
        "display": "Thioflavine-S stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0236",
        "display": "Three micron Giemsa stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0237",
        "display": "Vassar-Culling stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0238",
        "display": "Vital Stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0239",
        "display": "von Kossa stain"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0243",
        "display": "Minimum bactericidal concentration test, macrodilution"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0244",
        "display": "Minimum bactericidal concentration test, microdilution"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0247",
        "display": "Turbidometric"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0248",
        "display": "Refractometric"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0249",
        "display": "Thin layer chromatography (TLC)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0250",
        "display": "EMIT"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0251",
        "display": "Flow cytometry (FC)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0252",
        "display": "Radial immunodiffusion (RID)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0253",
        "display": "Fluorescence polarization immunoassay (FPIA)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0254",
        "display": "Immunofixation electrophoresis (IFE)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0255",
        "display": "Equilibrium dialysis"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0256",
        "display": "Kleihauer-Betke acid elution"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0257",
        "display": "Anti-complement immunofluorescence (ACIF)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0258",
        "display": "GC/MS"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0259",
        "display": "Nephelometry"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0260",
        "display": "IgE immunoassay antibody"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0261",
        "display": "Lymphocyte Microcytotoxicity Assay"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0262",
        "display": "Spectrophotometry"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0263",
        "display": "Atomic absorption spectrophotometry (AAS)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0264",
        "display": "Ion selective electrode (ISE)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0265",
        "display": "Gas chromatography (GC)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0266",
        "display": "Isoelectric focusing (IEF)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0267",
        "display": "Immunochemiluminescence"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0268",
        "display": "Microparticle enzyme immunoassay (MEIA)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0269",
        "display": "ICP/MS"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0270",
        "display": "Immunoradiometric assay (IRMA)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0271",
        "display": "Photo optical clot detection"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0240",
        "display": "Antibiotic sensitivity, disk"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0241",
        "display": "BACTEC susceptibility test"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0242",
        "display": "Disk dilution"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0245",
        "display": "Minimum Inhibitory Concentration, macrodilution"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0246",
        "display": "Minimum Inhibitory Concentration, microdilution"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0272",
        "display": "Minimum Inhibitory Concentration"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0273",
        "display": "Viral Genotype Susceptibility"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0274",
        "display": "Viral Phenotype Susceptibility"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0275",
        "display": "Gradient Strip"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0275a",
        "display": "Minimum Lethal Concentration (MLC)"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0276",
        "display": "Slow Mycobacteria Susceptibility"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0277",
        "display": "Serum bactericidal titer"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0278",
        "display": "Agar screen"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0279",
        "display": "Disk induction"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0280",
        "display": "Susceptibility Testing"
      },
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
        "version": "2018-08-12",
        "code": "0127",
        "display": "Nucleic acid probe"
      }
    ]
  }
}