1. Centro Oncologico Veterinario; Sasso Marconi Italy
2. Department of Comparative Biomedicine and Nutrition; University of Padova; Legnaro Italy
3. Department of Animal Pathology; Veterinary School; Grugliasco Italy
4. Department of Veterinary Medical Sciences; University of Bologna; Bologna Italy
5. Studio Veterinario Associato Costa-Ghiani-Spallarossa; Genova Italy
6. Clinica Veterinaria Orobica; Bergamo Italy
7. Diagnostica Veterinaria di Laboratorio; Sasso Marconi Italy
8. Centro Medico Veterinario; Finale Emilia Italy