Retrospective - systematic study and quantitative analysis of cellular proliferation and apoptosis in normal, hyperplastic and neoplastic perianal glands in dogs - Martins, Ana Maria Cristina Rebelo Pinto da Fonseca; Vasques-Peyser, A; Torres, Luciana Neves; Matera, Júlia Maria; Dagli, Maria Lúcia Zaidan; Guerra, José Luiz (Veterinary and Comparative Oncology, 2008)