Using PlanDefinition, ActivityDefinition, Questionnaire and Library
Apart from management of Telemedicine Packages which comprises PlanDefinition, ActivityDefinition, possibly (likely) Questionnaire and possibly Library, the uses of these resources are described in the Clinical Domain:
Finding a PlanDefinition to apply to a Patient.
Searching and reading details when adjusting a CarePlan.
Searching and reading details in these resources when adhering to a CarePlan.
In addition, there are Infrastructure internal use of the resources, for instance to perform automated processing and other checks.