No Alteplase

{
  "resourceType" : "EvidenceVariable",
  "id" : "example-no-alteplase",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n      \n      <p>\n        &quot;No alteplase&quot; is an intended exposure concept that may be used in expressing what an Evidence is about.\n      </p>\n\t\n    </div>"
  },
  "contained" : [{
    "resourceType" : "Group",
    "id" : "Definition-Group",
    "title" : "VariableDefinition: No alteplase",
    "membership" : "conceptual",
    "characteristic" : [{
      "code" : {
        "text" : "Defined by CodeableConcept"
      },
      "valueCodeableConcept" : {
        "coding" : [{
          "system" : "http://www.nlm.nih.gov/research/umls/rxnorm",
          "code" : "8410",
          "display" : "alteplase"
        }]
      },
      "exclude" : true,
      "description" : "No alteplase"
    }]
  }],
  "extension" : [{
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode" : "cds"
  }],
  "name" : "NoAlteplase",
  "title" : "No Alteplase",
  "status" : "draft",
  "publisher" : "HL7 International / Clinical Decision Support",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/dss"
    }]
  }],
  "description" : "no alteplase",
  "actual" : false,
  "definition" : {
    "reference" : {
      "reference" : "#Definition-Group"
    }
  },
  "handling" : "dichotomous"
}