Journal article
In adults, the Oxford/AstraZeneca vaccine had 70% efficacy against COVID-19 >14 d after the 2nd dose.
Abstract
SOURCE CITATION: Voysey M, Clemens SA, Madhi SA, et al. Safety and efficacy of the ChAdOx1 nCoV-19 vaccine (AZD1222) against SARS-CoV-2: an interim analysis of four randomised controlled trials in Brazil, South Africa, and the UK. Lancet. 2021;397:99-111. 33306989.
Authors
Chagla Z
Journal
Annals of Internal Medicine, Vol. 174, No. 3,
Publisher
American College of Physicians
Publication Date
March 2021
DOI
10.7326/acpj202103160-029
ISSN
1056-8751