1. Department of Veterinary Medical Sciences, University of Bologna, Ozzano dell’Emilia (BO), Italy
2. Animal Pathology Department, Faculty of Veterinary Medicine, University of Las Palmas de Gran Canaria, Trasmontaña, Arucas, Spain
3. Department of Medicina y Cirugía Animal, University of CEU Cardenal Herrera, Cátedra García Cugat, Valencia, Spain
4. Mathematics Department, University of Las Palmas de Gran Canaria, Tafira, Las Palmas de Gran Canaria, Spain
5. Instituto Universitario de Investigaciones Biomédicas y Sanitarias, Animal Pathology Department, Universidad de Las Palmas de Gran Canaria, Las Palmas, Spain