Trypanosoma cruzi: serum antibody reactivity to the parasite antigens in susceptible and resistant mice - De Gaspari, E N; Umezawa, Eufrosina Setsu; Zingales, Bianca; Stolf, Anna Maria Simonsen; Colli, Walter; Abrahamsohn, Ises de Almeida (Memorias do Instituto Oswaldo Cruz, 1990)