This is the ValueSet that contains all the codes in MedicationOrderReleaseReasonCode (http://terminology.hl7.org/ValueSet/v3-MedicationOrderReleaseReasonCode) and MedicationOrderReleaseReasonCode (http://terminology.hl7.org/ValueSet/v3-MedicationOrderReleaseReasonCode). E.g. what you have to deal with if you get resources containing codes in either of them