Melatonin and dehydroepiandrosterone combination: does this treatment exert a synergistic effect during experimental Trypanosoma cruzi infection? - Kuehn, Christian Collins; Oliveira, Luiz Gustavo Rodrigues; Santos, Carla Rodrigues dos; Ferreira, Daniele da Silva; Toldo, Miriam Paula Alonso; Albuquerque, Sérgio de; Prado Júnior, José Clóvis do (Journal of Pineal Research, 2009)