http://hl7.org/fhir/StructureDefinition/Timing|5.0.0

Timing Type: Specifies an event that may occur multiple times. Timing schedules are used to record when things are planned, expected or requested to occur. The most common usage is in dosage instructions for medications. They are also used when planning care of various kinds, and may be used for reporting the schedule to which past regular activities were carried out.
element_idtypes
Timing
Timing.event
Timing.repeat
Timing.repeat.bounds[x]
Timing.repeat.count
Timing.repeat.countMax
Timing.repeat.duration
Timing.repeat.durationMax
Timing.repeat.durationUnit
Timing.repeat.frequency
Timing.repeat.frequencyMax
Timing.repeat.period
Timing.repeat.periodMax
Timing.repeat.periodUnit
Timing.repeat.dayOfWeek
Timing.repeat.timeOfDay
Timing.repeat.when
Timing.repeat.offset
Timing.code
Timing
Timing.id
Timing.extension
Timing.modifierExtension
Timing.event
Timing.repeat
Timing.repeat.id
Timing.repeat.extension
Timing.repeat.bounds[x]
Timing.repeat.count
Timing.repeat.countMax
Timing.repeat.duration
Timing.repeat.durationMax
Timing.repeat.durationUnit
Timing.repeat.frequency
Timing.repeat.frequencyMax
Timing.repeat.period
Timing.repeat.periodMax
Timing.repeat.periodUnit
Timing.repeat.dayOfWeek
Timing.repeat.timeOfDay
Timing.repeat.when
Timing.repeat.offset
Timing.code