Affiliation: | 1. Department of Physiology and Pharmacology, College of Veterinary Medicine, Fluminense Federal University, Niterói, RJ, Brazil;2. Department of Small Animal Clinical Sciences, Virginia–Maryland Regional College of Veterinary Medicine, Virginia Polytechnic Institute and State University, Blacksburg, VA, USA;3. Department of Anesthesiology, College of Veterinary Medicine, University of Buenos Aires, Buenos Aires, Argentina |