| Source | URL | Version | Realm | Type | Description |
|---|---|---|---|---|---|
| Period | |||||
| hl7.fhir.uv.extensions.r4#1.0.0 | http://hl7.org/fhir/StructureDefinition/artifact-periodDuration|1.0.0 | 5.0.0 | uv | Duration | Specifies the duration of the period, based on the starting date, rather than specifying the end date of the period. |
| nictiz.fhir.nl.stu3.zib2017#2.2.11 | http://nictiz.nl/fhir/StructureDefinition/period-duration|1.0.2 | 3.0.2 | ? | Duration | The duration of the period. Specifying a duration can only be done in conjunction with Period.start or Period.end. Example: 24 hours in a 24 hour urine specimen (which is a core element Specimen.collection.duration from FHIR R4 onwards). Profile Paths: Specimen.collection.collected[x] |