1. Policy clarification for certain fluoroscopic equipment requirements: guidance for industry and Food and Drug Administration staff Publication: Silver Spring, MD : Center for Devices and Radiological Health, May 8, 2019 Subject(s): Fluoroscopy -- standardsRadiation Exposure -- standardsEquipment SafetyFluoroscopy -- instrumentationRadiation Exposure -- prevention & controlHumansUnited StatesUnited States. Department of Health and Human Services.United States. Food and Drug Administration.