Rational design and biodiversity in the search of new anti-chagasic drugs - Oliva, Glaucius; Pavão, F; Castilho, M; Garratt, Richard Charles; Silva, G H T P; Thiemann, Otávio Henrique; Trapani, S; Vieira, P C; Mafezoli, J; Fernandes, J B; Silva, M. F. G. F.; Correa, A. G.; et al. (Keystone Symposia: Malaria's Challenge, 2002)