1. Principles for selecting, developing, modifying, and adapting patient-reported outcome instruments for use in medical device evaluation: guidance for industry and Food and Drug Administration staff, and other stakeholders Publication: Silver Spring, MD : Center for Devices and Radiological Health, January 26, 2022 Subject(s): Device ApprovalPatient Reported Outcome MeasuresUnited StatesUnited States. Department of Health and Human ServicesUnited States. Food and Drug Administration