{
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  "system" : "http://terminology.hl7.org/CodeSystem/v3-ObservationMethod",
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  }, {
    "code" : "internalId",
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  "concept_id" : "9c5caf84-3609-53d9-8d2d-212cbb24f326",
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  "id" : "5a253b9e-1f9d-4a66-a5ac-0b894ad921ee",
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  "display" : "Viral Genotype Susceptibility",
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}