Trypanosoma cruzi: the effects of zinc supplementation in the immune response during the course of experimental disease - Brazão, Vânia; Caetano, Leony Cristina; Filipin, Marina Del Vecchio; Santello, Fabricia Helena; Toldo, Miriam Paula Alonso; Prado Júnior, José Clóvis do (Experimental Parasitology, 2009)