Confusing association with causation?, a response to Brewer et al., 'Valid evaluation of iatrogenic and sexual HIV transmission requires proof' by Whitworth, J, Biraro, S, Shafer, L, Morison, L, Quigley, M, White, R, Mayanja, B, Ruberantwari, A, Van der Paal, L

HIV incidence and recent injections among adults in rural southwestern Uganda. by Whitworth, J, Biraro, S, Shafer, L, Morison, L, Quigley, M, White, R, Mayanja, B, Ruberantwari, A, Van der Paal, L