1. Clinica Veterinaria dell'Orologio; Via Gramsci 1/4 40037 Sasso Marconi
2. Faculty of Veterinary Science; University of Melbourne; Werribee; VIC 3030; Australia
3. Department of Surgical Sciences; UW Madison Veterinary Medicine Teaching Hospital; Madison; WI; 53703
4. North Downs Specialist Referrals; The Brewerstreet Dairy Business Park; Brewerstreet; Bletchingley; United Kingdom
5. Small Animal Hospital, School of Veterinary Medicine, College of Medical, Veterinary and Life Sciences; University of Glasgow; Glasgow; United Kingdom
6. Royal (Dick) School of Veterinary Studies; University of Edinburgh; Roslin; EH25 9RG; United Kingdom