Risk of infection, hospitalisation, and death up to 9 months after a second dose of COVID-19 vaccine: a retrospective, total population cohort study in Sweden

Risk factors for COVID-19 diagnosis, hospitalization, and subsequent all-cause mortality in Sweden: a nationwide study

(2021) Jonathan Bergman et al.   EUROPEAN JOURNAL OF EPIDEMIOLOGY

Single-dose administration and the influence of the timing of the booster dose on immunogenicity and efficacy of ChAdOx1 nCoV-19 (AZD1222) vaccine: a pooled analysis of four randomised trials

(2021) Merryn Voysey et al.   LANCET

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 immunogenicity of heterologous versus homologous prime-boost schedules with an adenoviral vectored and mRNA COVID-19 vaccine (Com-COV): a single-blind, randomised, non-inferiority trial

(2021) Xinxue Liu et al.   LANCET

Spike-antibody waning after second dose of BNT162b2 or ChAdOx1

(2021) Madhumita Shrotri et al.   LANCET

mRNA-1273 COVID-19 vaccine effectiveness against the B.1.1.7 and B.1.351 variants and severe COVID-19 disease in Qatar

(2021) Hiam Chemaitelly et al.   NATURE MEDICINE

Effectiveness of Covid-19 Vaccines against the B.1.617.2 (Delta) Variant

(2021) Jamie Lopez Bernal et al.   NEW ENGLAND JOURNAL OF MEDICINE

Heterologous ChAdOx1 nCoV-19 and mRNA-1273 Vaccination

(2021) Johan Normark et al.   NEW ENGLAND JOURNAL OF MEDICINE

Resurgence of SARS-CoV-2 Infection in a Highly Vaccinated Health System Workforce

(2021) Jocelyn Keehner et al.   NEW ENGLAND JOURNAL OF MEDICINE

Protection of BNT162b2 Vaccine Booster against Covid-19 in Israel

(2021) Yinon M. Bar-On et al.   NEW ENGLAND JOURNAL OF MEDICINE

Efficacy of the mRNA-1273 SARS-CoV-2 Vaccine at Completion of Blinded Phase

(2021) Hana M. El Sahly et al.   NEW ENGLAND JOURNAL OF MEDICINE

Safety and Efficacy of the BNT162b2 mRNA Covid-19 Vaccine through 6 Months

(2021) Stephen J. Thomas et al.   NEW ENGLAND JOURNAL OF MEDICINE

BNT162b2 COVID-19 vaccine and correlates of humoral immune responses and dynamics: a prospective, single-centre, longitudinal cohort study in health-care workers

(2021) Yaniv Lustig et al.   Lancet Respiratory Medicine

Comparative Effectiveness of Moderna, Pfizer-BioNTech, and Janssen (Johnson & Johnson) Vaccines in Preventing COVID-19 Hospitalizations Among Adults Without Immunocompromising Conditions — United States, March–August 2021

(2021) Wesley H. Self et al.   MMWR-MORBIDITY AND MORTALITY WEEKLY REPORT

Two-dose ChAdOx1 nCoV-19 vaccine protection against COVID-19 hospital admissions and deaths over time: a retrospective, population-based cohort study in Scotland and Brazil

(2021) Srinivasa Vittal Katikireddi et al.   LANCET

Effectiveness of mRNA BNT162b2 COVID-19 vaccine up to 6 months in a large integrated health system in the USA: a retrospective cohort study

(2021) Sara Y Tartof et al.   LANCET

Waning Immunity after the BNT162b2 Vaccine in Israel

(2021) Yair Goldberg et al.   NEW ENGLAND JOURNAL OF MEDICINE

Phase 3 Safety and Efficacy of AZD1222 (ChAdOx1 nCoV-19) Covid-19 Vaccine

(2021) Ann R. Falsey et al.   NEW ENGLAND JOURNAL OF MEDICINE

Waning Immune Humoral Response to BNT162b2 Covid-19 Vaccine over 6 Months

(2021) Einav G. Levin et al.   NEW ENGLAND JOURNAL OF MEDICINE

Waning of BNT162b2 Vaccine Protection against SARS-CoV-2 Infection in Qatar

(2021) Hiam Chemaitelly et al.   NEW ENGLAND JOURNAL OF MEDICINE

Vaccine effectiveness against SARS-CoV-2 infection, hospitalization, and death when combining a first dose ChAdOx1 vaccine with a subsequent mRNA vaccine in Denmark: A nationwide population-based cohort study

(2021) Mie Agermose Gram et al.   PLOS MEDICINE

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

(2020) Merryn Voysey et al.   LANCET

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