{description: Search for Observations by effective date., package_name: nostalgic-ie.fhir.core, name: IECoreObservationDate, type: date, package_version: 0.2.0, class: unknown, kind: null, url: 'https://hl7-ie.github.io/ie-core/fhir/ie/core/SearchParameter/ie-core-observation-date', version: 0.1.0}