http://hl7.org/fhir/StructureDefinition/procedure-schedule|5.2.0

The schedule that was followed. Use Procedure.occurrenceTiming in R5+
typedestination
baseDefinitionhttp://hl7.org/fhir/StructureDefinition/Extension
typehttp://hl7.org/fhir/StructureDefinition/Extension
Extension.value[x].typehttp://hl7.org/fhir/StructureDefinition/Timing