COVID-19 Vaccine Breakthrough Infections Reported to CDC — United States, January 1–April 30, 2021

Impact of the COVID-19 Vaccine on Asymptomatic Infection Among Patients Undergoing Pre-Procedural COVID-19 Molecular Screening

(2021) Aaron J Tande et al.   CLINICAL INFECTIOUS DISEASES

Effectiveness of mRNA COVID-19 vaccines against SARS-CoV-2 infection in a cohort of healthcare personnel

(2021) Melanie D Swift et al.   CLINICAL INFECTIOUS DISEASES

Impact and effectiveness of mRNA BNT162b2 vaccine against SARS-CoV-2 infections and COVID-19 cases, hospitalisations, and deaths following a nationwide vaccination campaign in Israel: an observational study using national surveillance data

(2021) Eric J Haas et al.   LANCET

Safety and Efficacy of Single-Dose Ad26.COV2.S Vaccine against Covid-19

(2021) Jerald Sadoff et al.   NEW ENGLAND JOURNAL OF MEDICINE

Effectiveness of Pfizer-BioNTech and Moderna Vaccines Against COVID-19 Among Hospitalized Adults Aged ≥65 Years — United States, January–March 2021

(2021) Mark W. Tenforde et al.   MMWR-MORBIDITY AND MORTALITY WEEKLY REPORT

The Advisory Committee on Immunization Practices’ Interim Recommendation for Use of Pfizer-BioNTech COVID-19 Vaccine in Adolescents Aged 12–15 Years — United States, May 2021

(2021) Megan Wallace et al.   MMWR-MORBIDITY AND MORTALITY WEEKLY REPORT

Interim Estimates of Vaccine Effectiveness of BNT162b2 and mRNA-1273 COVID-19 Vaccines in Preventing SARS-CoV-2 Infection Among Health Care Personnel, First Responders, and Other Essential and Frontline Workers — Eight U.S. Locations, December 2020–March 2021

(2021) Mark G. Thompson et al.   MMWR-MORBIDITY AND MORTALITY WEEKLY REPORT

Efficacy and Safety of the mRNA-1273 SARS-CoV-2 Vaccine

(2020) Lindsey R. Baden et al.   NEW ENGLAND JOURNAL OF MEDICINE

Safety and Efficacy of the BNT162b2 mRNA Covid-19 Vaccine

(2020) Fernando P. Polack et al.   NEW ENGLAND JOURNAL OF MEDICINE