Mortality in British military participants in human experimental research into chemical warfare agents at Porton Down: cohort study. (BMJ (Clinical research ed.), 2009)

(untitled) - Venables, K; Brooks, C; Linsell, L; Keegan, T; Langdon, T; Fletcher, T; Nieuwenhuijsen, M; Maconochie, N; Doyle, P; Beral, V; Carpenter, L