Affiliation: | 1. School of Veterinary Medicine and Zootechnic, University of São Paulo, São Paulo, Brazil;2. Department of Companion Animal Surgery, School of Veterinary Medicine and Zootechnic, University of São Paulo, São Paulo, Brazil;3. Department of Preventive Veterinary Medicine and Animal Health, School of Veterinary Medicine and Zootechnic, University of São Paulo, São Paulo, Brazil;4. Division of Anaesthesiology, School of Medicine, University of São Paulo, Brazil |