Papillomatosis in cattle: in situ detection of bovine papillomavirus DNA sequences in reproductive tissues - Yaguiu, Andréa; Carvalho, Claudemir de; Freitas, Antonio Carlos de; Góes, Luiz Gustavo Bentim; Dagli, Maria Lúcia Zaidan; Birgel Júnior, Eduardo Harry; Beçak, Willy; Santos, Rita de Cassia Stocco dos (Brazilian Journal of Morphological Sciences, 2006)