Bacille Calmette-Guérin Vaccination in Infancy Does Not Protect Against Coronavirus Disease 2019 (COVID-19): Evidence From a Natural Experiment in Sweden.

Clément de ChaisemartinLuc de Chaisemartin

Published in: Clinical infectious diseases : an official publication of the Infectious Diseases Society of America (2021)

While the effect of a recent vaccination must be evaluated, we provide strong evidence that receiving the BCG vaccine at birth does not have a protective effect against COVID-19 among middle-aged individuals.

Keyphrases

coronavirus disease
middle aged
respiratory syndrome coronavirus
sars cov
pregnant women
gestational age
pregnancy outcomes