Prevalence of cardiac arrhythmias and conduction disturbances in dogs and cats in Botucatu, Brazil (2003-2007) - Aptekmann, Karina Preising; Vailati, Maria do Carmo Fernandez; Fortuna, Thatiana de Oliveira Moura; Schwartz, Denise Saretta (Brazilian Journal of Veterinary Research and Animal Science, 2010)