TNF gene polymorphisms are associated with reduced survival in severe Chagas' disease cardiomyopathy patients - Drigo, Sandra A.; Cunha Neto, Edecio; Ianni, Barbara; Cardoso, Maria Regina Alves; Braga, Patricia E.; Faé, Kellen C.; Nunes, Vera Lopes; Buck, Paula; Mady, Charles; Kalil, Jorge; Goldberg, Anna Carla (Microbes and Infection, 2006)