This value set includes codes based on the following rules:

• Include these codes as defined in http://hl7.org/fhir/event-timing

  Code	Display	Definition
  MORN	Morning	Event occurs during the morning. The exact time is unspecified and established by institution convention or patient interpretation.
  NOON	Noon	Event occurs around 12:00pm. The exact time is unspecified and established by institution convention or patient interpretation.
  EVE	Evening	Event occurs during the evening. The exact time is unspecified and established by institution convention or patient interpretation.
  NIGHT	Night	Event occurs during the night. The exact time is unspecified and established by institution convention or patient interpretation.

• Include these codes as defined in http://terminology.hl7.org/CodeSystem/v3-TimingEvent

  Code	Display
  PCM
  PCD
  PCV
  HS