1. Policy for coronavirus disease-2019 tests during the public health emergency (revised): guidance for developers and Food and Drug Administration staff Publication: [Silver Spring, MD] : Center for Devices and Radiological Health, November 15, 2021 Subject(s): COVID-19 Serological Testing -- standardsCOVID-19 Testing -- standardsUnited StatesUnited States. Department of Health and Human ServicesUnited States. Food and Drug Administration
