1. Unique device identification: convenience kits : guidance for industry and Food and Drug Administration staff Publication: Silver Spring, MD : Center for Devices and Radiological Health, April 26, 2019 Subject(s): Equipment and Supplies -- standardsProduct Labeling -- standardsEquipment ReuseProduct Packaging -- standardsHumansUnited StatesUnited States. Department of Health and Human Services.United States. Food and Drug Administration.