COVID-19 antibody test: MedlinePlus Medical Encyclopedia

Up-to-date by: David C. Dugdale, III, MD, Professor of Drugs, Division of Typical Medication, Department of Medicine, University of Washington Faculty of Drugs. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team. Editorial update 11/03/2020.