1. VISAVET Health Surveillance Centre, Complutense University of Madrid, Madrid 28040, Spain
2. Department of Internal Medicine and Animal Surgery, Faculty of Veterinary Medicine, Complutense University of Madrid, Madrid 28040, Spain
3. Department of Population Medicine and Diagnostic Sciences, College of Veterinary Medicine, Cornell University, 240 Farrier Road, Ithaca, NY 14850, USA
4. Área de Vigilancia de Riesgos Ambientales en Salud, Consejería de Sanidad, Comunidad de Madrid, Madrid, Spain
5. Department of Animal Health, Faculty of Veterinary Medicine, Complutense University of Madrid, Madrid 28040, Spain