description: Clark level for melanoma package_name: hl7.fhir.us.mcode derivation: constraint name: MelanomaClarkLevel type: Observation elements: code: pattern: type: CodeableConcept value: coding: - {code: '103419001', system: 'http://snomed.info/sct'} index: 0 value: choices: [] index: 2 package_version: 3.0.0 class: profile kind: resource url: http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-melanoma-clark-level base: http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-cancer-stage version: 3.0.0