Asymptomatic COVID-19 in a rehabilitation facility: evolution of the presence of nasopharyngeal SARS-CoV-2 and serological antibody responses - Harris, BHL; Zuhair, M; di, Giovannantonio M; Rosadas, C; Short, C-E; Thaventhiran, T; Quinlan, R; Taylor, A; Calvez, R; Taylor, GP; Tedder, RS; McClure, MO; et al. (The Journal of Infectious Diseases, 2021)