Affiliation: | 1. Department of Veterinary Sciences and Public Health, University of Milan, , Milan, Italy;2. Studio Dermatologico Veterinario, , Milan, Italy;3. Clinica Veterinaria Papiniano, , Milan, Italy;4. Department of Veterinary Medical Sciences, University of Perugia, , Perugia, Italy;5. Department of Pathology, Microbiology and Immunology, School of Veterinary Medicine, University of California at Davis, , Davis, CA, USA |