1. Graduate Program in Veterinary Medicine (Clinical Sciences and Animal Reproduction), Universidade Federal Fluminense, Niterói 24230-340, Brazil
2. DVM, Equine Private Practitioner, 25953-236, Brazil
3. Student Coordinator’s Office, College of Veterinary Medicine, Universidade de Sorocaba, Sorocaba 18023-000, Brazil
4. Department of Pathology and Veterinary Clinics, Universidade Federal Fluminense, Niterói 24230-340, Brazil