1. Departament de Medicina i Cirurgia Animals; Universitat Autònoma de Barcelona; Barcelona Spain
2. Hospital Clínic Veterinari; Universitat Autònoma de Barcelona; Barcelona Spain
3. Veterinary Diagnostic Services; Jarrett Building; College of Medical, Veterinary & Life Sciences; University of Glasgow; Glasgow UK
4. College of Veterinary Medicine; University of Georgia; Athens GA USA
5. Departament de Sanitat i Anatomia Animals; Universitat Autònoma de Barcelona; Barcelona Spain