Feline coronavirus surveillance on a captive population of neotropical cats in Brazil based on polymerase chain reaction of fecal samples - Brandão, Paulo Eduardo; Guimarães, Ana Marcia de Sá; Villarrea, Laura; Moraes, Wanderlei de; Cubas, Zalmir S; Leonilda, Correia dos Santos; Santos, Renata; Timenetsky, Jorge; Biondo, Alexander Welker (Congresso Anual da Sociedade de Zoológicos do Brasil, 2007)