TY - SER AU - Ferreira,W.L. AU - Paula,D.P. AU - Nunes,N. AU - Camacho,A.A. TI - Effect of tranquilization and anesthesia on high-resolution electrocardiographic indices of dogs in the chronic chagasic myocardiopathy KW - CÃO KW - DISTÚRBIO FISIOLÓGICO ER -