This is the (release 0.2.2) of the PatientReportedOutcomes21CFR11 Implementation Guide, based on FHIR Version 4.0.1. See the Directory of published versions.
Profiles defined as part of the 21 CFR 11 PRO Implementation Guide
Profiles
The PRO FHIR IG does not define any specific new profiles.
Extensions
There are currently no extensions beyond those used in the SDC Questionnaire profile required for the PRO Implementation Guide.