Randomised comparative trial of three antivenous in the treatment of envenoming by lance-headed viper (bothrops jararaca) in São Paulo, Brazil - Cardoso, J L C; Fan, H W; Franca, F O S; Jorge, M T; Leite, R P; Nishioka, S A D; Avila, A; Sano-Martins, I S; Tomy, S C; Santoro, M L; Chudzinski, A M; Castro, S C B; et al. (Quaterly Journal of Medicine, 1993)