Comparative effectiveness of ChAdOx1 versus BNT162b2 covid-19 vaccines in health and social care workers in England: cohort study using OpenSAFELY

Interim findings from first-dose mass COVID-19 vaccination roll-out and COVID-19 hospital admissions in Scotland: a national prospective cohort study

(2021) Eleftheria Vasileiou et al.   LANCET

COVID-19 vaccine coverage in health-care workers in England and effectiveness of BNT162b2 mRNA vaccine against infection (SIREN): a prospective, multicentre, cohort study

(2021) Victoria Jane Hall et al.   LANCET

Effectiveness of the Pfizer-BioNTech and Oxford-AstraZeneca vaccines on covid-19 related symptoms, hospital admissions, and mortality in older adults in England: test negative case-control study

(2021) Jamie Lopez Bernal et al.   BMJ-British Medical Journal

Effectiveness of mRNA-BNT162b2, mRNA-1273, and ChAdOx1 nCoV-19 vaccines against COVID-19 in health care workers: an observational study using surveillance data

(2021) Christophe Paris et al.   CLINICAL MICROBIOLOGY AND INFECTION

Vaccine effectiveness of the first dose of ChAdOx1 nCoV-19 and BNT162b2 against SARS-CoV-2 infection in residents of long-term care facilities in England (VIVALDI): a prospective cohort study

(2021) Madhumita Shrotri et al.   LANCET INFECTIOUS DISEASES

Associations of BNT162b2 vaccination with SARS-CoV-2 infection and hospital admission and death with covid-19 in nursing homes and healthcare workers in Catalonia: prospective cohort study

(2021) Carmen Cabezas et al.   BMJ-British Medical Journal

Comparative Effectiveness of BNT162b2 and mRNA-1273 Vaccines in U.S. Veterans

(2021) Barbra A. Dickerman et al.   NEW ENGLAND JOURNAL OF 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

Safety and Efficacy of the BNT162b2 mRNA Covid-19 Vaccine

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

A comparison of time dependent Cox regression, pooled logistic regression and cross sectional pooling with simulations and an application to the Framingham Heart Study

(2016) Julius S. Ngwa et al.   BMC Medical Research Methodology