{
  "description": "The value or component value of the observation, if the value is a Quantity, or a SampledData (just search on the bounds of the values in sampled data)",
  "_filename": "SearchParameter-Observation-combo-value-quantity.json",
  "package_name": "hl7.fhir.r4.examples",
  "date": "2019-11-01T09:29:23+11:00",
  "expression": "(Observation.value as Quantity) | (Observation.value as SampledData) | (Observation.component.value as Quantity) | (Observation.component.value as SampledData)",
  "publisher": "Health Level Seven International (Orders and Observations)",
  "name": "combo-value-quantity",
  "xpath": "f:Observation/f:valueQuantity | f:Observation/f:valueCodeableConcept | f:Observation/f:valueString | f:Observation/f:valueBoolean | f:Observation/f:valueInteger | f:Observation/f:valueRange | f:Observation/f:valueRatio | f:Observation/f:valueSampledData | f:Observation/f:valueTime | f:Observation/f:valueDateTime | f:Observation/f:valuePeriod",
  "xpathUsage": "normal",
  "type": "quantity",
  "experimental": "false",
  "resourceType": "SearchParameter",
  "title": null,
  "package_version": "4.0.1",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "trial-use"
  } ],
  "status": "draft",
  "id": "a25045b7-ed86-4048-b36a-3ee28b15a73d",
  "kind": null,
  "url": "http://hl7.org/fhir/SearchParameter/Observation-combo-value-quantity",
  "code": "combo-value-quantity",
  "comparator": [ "eq", "ne", "gt", "ge", "lt", "le", "sa", "eb", "ap" ],
  "base": [ "Observation" ],
  "version": "4.0.1",
  "contact": [ {
    "telecom": [ {
      "value": "http://hl7.org/fhir",
      "system": "url"
    } ]
  }, {
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/orders/index.cfm",
      "system": "url"
    } ]
  } ]
}