Burden of SARS-CoV-2 infection in healthcare workers during second wave in England and impact of vaccines: prospective multicentre cohort study (SIREN) and mathematical model.

Diane PopleEdward J M MonkStephanie EvansSarah FoulkesJasmin IslamEdgar WellingtonAna AttiRussell HopeJulie RobothamSusan HopkinsColin S BrownVictoria J Hallnull null

Published in: BMJ (Clinical research ed.) (2022)

ISRCTN registry ISRCTN11041050.

Keyphrases

clinical trial
study protocol
respiratory syndrome coronavirus
cross sectional
double blind
risk factors
randomized controlled trial
sars cov
coronavirus disease