Institution: | 1)Department of Veterinary Clinical Pathology, Federal University of Rio Grande do Sul, Porto Alegre, RS, Brazil;2)Veterinary Clinical Hospital, Federal University of Rio Grande do Sul, Porto Alegre, RS, Brazil;3)Department of Small Ruminants Medicine, Federal University of Rio Grande do Sul, RS, Brazil;4)Department of Veterinary Pathology, Federal University of Rio Grande do Sul, Porto Alegre, RS, Brazil |