description: sfm-Observation is derived from Obsrevation. package_name: sfm.030521 derivation: constraint name: SfmObservation type: Observation elements: referenceRange: {mustSupport: true, index: 19} interpretation: {mustSupport: true, index: 16} specimen: {index: 18} value: mustSupport: true choices: [] index: 14 note: {mustSupport: true, index: 17} status: {mustSupport: true, index: 2} effective: mustSupport: true choices: [] index: 10 code: mustSupport: true index: 3 elements: coding: index: 4 elements: system: pattern: {type: Uri, value: 'urn:oid:2.16.578.1.12.4.1.1.7280'} index: 5 code: {index: 6} display: {index: 7} required: [display, code] required: [coding] identifier: {index: 0} issued: {index: 11} basedOn: {index: 1} subject: type: Reference mustSupport: true refers: ['http://ehelse.no/fhir/StructureDefinition/sfm-Patient'] index: 8 performer: type: Reference refers: ['http://hl7.org/fhir/StructureDefinition/Practitioner'] index: 12 dataAbsentReason: {index: 15} package_version: 1.0.1 class: profile kind: resource url: http://ehelse.no/fhir/StructureDefinition/sfm-Observation base: http://hl7.org/fhir/StructureDefinition/Observation version: '1.0' required: [subject]