Change in Antibodies to SARS-CoV-2 Over 60 Days Among Health Care Personnel in Nashville, Tennessee

Abstract
Declines in immunoglobulin antibodies against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) among patients with symptomatic or asymptomatic infections have been documented.1,2 We assessed the duration of antibody response to SARS-CoV-2 infection in health care personnel, who may be at particular risk if antibody levels decline.