This is the ValueSet that contains all the codes in PatientCorrectionTaskTypesVS (http://hl7.org/fhir/uv/patient-corrections/ValueSet/PatientCorrectionTaskTypesVS) and Patient Correction Task Types Values Set (http://hl7.org/fhir/uv/patient-corrections/ValueSet/PatientCorrectionTaskTypesVS). E.g. what you have to deal with if you get resources containing codes in either of them