{
  "resourceType": "SearchParameter",
  "id": "ca-on-mi-sp-imagingstudy-category",
  "url": "http://ontariohealth.ca/fhir/SearchParameter/ca-on-mi-sp-imagingstudy-category",
  "name": "ImagingStudyCategorySearchParameter",
  "status": "active",
  "description": "Supports search by the value of the imagingstudy category",
  "code": "category",
  "base": [
    "ImagingStudy"
  ],
  "type": "token",
  "expression": "ImagingStudy.extension.where(url='http://ontariohealth.ca/fhir/StructureDefinition/ext-mi-imagingstudy-category').extension.valueCodeableConcept",
  "multipleAnd": true
}