High prevalence of SARS-CoV-2 antibodies in care homes affected by COVID-19: Prospective cohort study, England.
Ladhani SN, Jeffery-Smith A, Patel M, Janarthanan R, Fok J, Crawley-Boevey E, Vusirikala A, Fernandez Ruiz De Olano E, Perez MS, Tang S, Dun-Campbell K, Evans EW, Bell A, Patel B, Amin-Chowdhury Z, Aiano F, Paranthaman K, Ma T, Saavedra-Campos M, Ellis J, Chand M, Brown K, Ramsay ME, Hopkins S, Shetty N, Chow JY, Gopal R, Zambon M