1. Department of Animal Health, Faculty of Veterinary Sciences, Complutense University, 28040 Madrid, Spain
2. Bioinformatics and Public Health Department, Health Institute Carlos III, 28220 Madrid, Spain
3. Animal Health Surveillance Center (VISAVET), Complutense University of Madrid, Madrid, Spain
4. Microbiology Unit, Royo Villanova Hospital, 50015 Zaragoza, Spain