{"abstract":false,"baseDefinition":"http://hl7.org/fhir/StructureDefinition/Extension","context":[{"expression":"ValueSet","type":"element"}],"date":"2018-08-19T21:48:56+10:00","derivation":"constraint","description":"A reference to the authoritative accessible, persisted source of truth of the entire Value Set Definition, including textual information and available versions.","differential":{"element":[{"comment":"If this extension is not present, then the canonical URL (ValueSet.url) also serves the purpose of specifying the authoritative source.  A difference between the canonical url and the authoritiative source might arise in some cases due to ongoing organization restructuring, etc., and in those cases this extension may be used.  The URL of the authoritative source is intended to be resolvable but that cannot be guaranteed.","definition":"A reference to the authoritative accessible, persisted source of truth of the entire Value Set Definition, including textual information and available versions.","id":"Extension","isModifier":false,"max":"1","min":0,"path":"Extension","short":"Reference to the current trusted source of the ValueSet resource (metadata and definition)"},{"id":"Extension.extension","max":"0","path":"Extension.extension"},{"fixedUri":"http://hl7.org/fhir/StructureDefinition/valueset-authoritativeSource","id":"Extension.url","path":"Extension.url","type":[{"code":"uri"}]},{"id":"Extension.valueUri","path":"Extension.valueUri","type":[{"code":"uri"}]}]},"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-wg","valueCode":"vocab"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm","valueInteger":1}],"fhirVersion":"3.5.0","id":"valueset-authoritativeSource","kind":"complex-type","mapping":[{"identity":"rim","name":"RIM Mapping","uri":"http://hl7.org/v3"}],"name":"authoritativeSource","publisher":"HL7","resourceType":"StructureDefinition","snapshot":{"element":[{"base":{"max":"*","min":0,"path":"Extension"},"comment":"If this extension is not present, then the canonical URL (ValueSet.url) also serves the purpose of specifying the authoritative source.  A difference between the canonical url and the authoritiative source might arise in some cases due to ongoing organization restructuring, etc., and in those cases this extension may be used.  The URL of the authoritative source is intended to be resolvable but that cannot be guaranteed.","condition":["ele-1"],"constraint":[{"expression":"hasValue() or (children().count() > id.count())","human":"All FHIR elements must have a @value or children","key":"ele-1","severity":"error","source":"Element","xpath":"@value|f:*|h:div"},{"expression":"extension.exists() != value.exists()","human":"Must have either extensions or value[x], not both","key":"ext-1","severity":"error","source":"Extension","xpath":"exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"}],"definition":"A reference to the authoritative accessible, persisted source of truth of the entire Value Set Definition, including textual information and available versions.","id":"Extension","isModifier":false,"max":"1","min":0,"path":"Extension","short":"Reference to the current trusted source of the ValueSet resource (metadata and definition)"},{"base":{"max":"1","min":0,"path":"Element.id"},"definition":"Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.","id":"Extension.id","isModifier":false,"isSummary":false,"mapping":[{"identity":"rim","map":"n/a"}],"max":"1","min":0,"path":"Extension.id","representation":["xmlAttr"],"short":"xml:id (or equivalent in JSON)","type":[{"code":"string"}]},{"base":{"max":"*","min":0,"path":"Element.extension"},"definition":"An Extension","id":"Extension.extension","isModifier":false,"isSummary":false,"max":"0","min":0,"path":"Extension.extension","short":"Extension","slicing":{"description":"Extensions are always sliced by (at least) url","discriminator":[{"path":"url","type":"value"}],"rules":"open"},"type":[{"code":"Extension"}]},{"base":{"max":"1","min":1,"path":"Extension.url"},"comment":"The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.","definition":"Source of the definition for the extension code - a logical name or a URL.","fixedUri":"http://hl7.org/fhir/StructureDefinition/valueset-authoritativeSource","id":"Extension.url","isModifier":false,"isSummary":false,"mapping":[{"identity":"rim","map":"N/A"}],"max":"1","min":1,"path":"Extension.url","representation":["xmlAttr"],"short":"identifies the meaning of the extension","type":[{"code":"uri"}]},{"base":{"max":"1","min":0,"path":"Extension.value[x]"},"definition":"Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list).","id":"Extension.valueUri","isModifier":false,"isSummary":false,"mapping":[{"identity":"rim","map":"N/A"}],"max":"1","min":0,"path":"Extension.valueUri","short":"Value of extension","type":[{"code":"uri"}]}]},"status":"draft","type":"Extension","url":"http://hl7.org/fhir/StructureDefinition/valueset-authoritativeSource"}