Quantifying the association between ethnicity and COVID-19 mortality: a national cohort study protocol (BMJ Open, 2021)

(untitled) - Dambha-Miller, H; Tan, PS; Saatci, D; Clift, AK; Zaccardi, F; Coupland, C; Locufier, P; Davies, F; Khunti, K; Griffin, SJ; Hippisley-Cox, J