X Roura1, O Cortadellas2, M J Day3, S L Benali4, A Zatelli5. 1. Hospital Clínic Veterinari, Universitat Autònoma de Barcelona, 08193, Bellaterra, Spain. 2. Hospital Clínico Veterinario, Universidad CEU Cardenal Herrera, 46115, Valencia, Spain. 3. School of Veterinary and Life Sciences, Murdoch University, 6150, Murdoch, Australia. 4. Laboratorio La Vallonea, 20017, Milano, Italy. 5. Dipartimento di Medicina Veterinaria, Università degli Studi di Bari "Aldo Moro", 70010, Bari, Italy.