TY - SER AU - Klein,R.P. AU - Camacho,A.A. TI - Electrocardiographic evaluation of dog experimentally infected with Trypanosoma cruzi during the acute and indeterminate chronic phases of infection KW - CÃO KW - DOENÇA ANIMAL KW - ELETROCARDIOGRAMA KW - INFECÇÃO KW - TRYPANOSSOMA CRUZI ER -