Walter Schrading

Effectiveness of mRNA Covid-19 Vaccine among U.S. Health Care Personnel

New England Journal of Medicine · 2021 · 229 citations

Interim Estimates of Vaccine Effectiveness of Pfizer-BioNTech and Moderna COVID-19 Vaccines Among Health Care Personnel - 33 U.S. Sites, January-March 2021

MMWR Morbidity and Mortality Weekly Report · 2021 · 148 citations