COVID-19 mRNA vaccines show high effectiveness among healthcare workers

COVID-19 mRNA Vaccines Show High Effectiveness Among Healthcare Workers – NEJM Journal Watch

Study 1: SARS-CoV-2 Infection after Vaccination in Health Care Workers in California – New England Journal of Medicine

Study 2: Early Evidence of the Effect of SARS-CoV-2 Vaccine at One Medical Center – New England Journal of Medicine

Study 3: BNT162b2 mRNA Covid-19 Vaccine Effectiveness among Health Care Workers – New England Journal of Medicine