Lancet 2021 Apr 9. Epub 2021 Apr 9.
Public Health England Colindale, Colindale, London, UK; The National Institute for Health Research Health Protection Research Unit in Healthcare Associated Infections and Antimicrobial Resistance at the University of Oxford, University of Oxford, Oxford, UK.
Background: Increased understanding of whether individuals who have recovered from COVID-19 are protected from future SARS-CoV-2 infection is an urgent requirement. We aimed to investigate whether antibodies against SARS-CoV-2 were associated with a decreased risk of symptomatic and asymptomatic reinfection.
Methods: A large, multicentre, prospective cohort study was done, with participants recruited from publicly funded hospitals in all regions of England. Read More