Petterino Claudio, Luzio Elisabetta, Zotti Alessandro, Turinelli Vanessa, Ferrari Angelo, Ratto Alessandra
Department of Public Health, Comparative Pathology and Veterinary Hygiene, Faculty of Veterinary Medicine, University of Padua, 16 - AGRIPOLIS, 35020 Legnaro, Padua, Italy.
J Am Vet Med Assoc. 2011 Oct 1;239(7):943-5. doi: 10.2460/javma.239.7.943.