Estimating the effectiveness of first dose of COVID-19 vaccine against mortality in England: a quasi-experimental study by Bermingham, C, Morgan, J, Ayoubkhani, D, Glickman, M, Islam, N, Sheikh, A, Sterne, J, Walker, AS, Nafilyan, V

Trajectory of long covid symptoms after covid-19 vaccination: community based cohort study by Ayoubkhani, D, Bermingham, C, Pouwels, KB, Glickman, M, Nafilyan, V, Zaccardi, F, Khunti, K, Alwan, NA, Walker, AS

Risk of COVID-19 related deaths for SARS-CoV-2 Omicron (B.1.1.529) compared with Delta (B.1.617.2) by Ward, IL, Bermingham, C, Ayoubkhani, D, Gethings, OJ, Pouwels, KB, Yates, T, Khunit, K, Hippisley-Cox, J, Banerjee, A, Walker, AS, Nafilyan, V