1. Veterinary Neonatology Research Group, Department of Veterinary Clinic, School of Veterinary Medicine and Animal Science, São Paulo State University (UNESP), Botucatu 18618-681, Brazil
2. Self-Employed Veterinarian, Rio Verde 75907-453, Brazil
3. Self-Employed Veterinarian, Bauru 17022-152, Brazil
4. Self-Employed Veterinarian, 43882 Barcelona, Spain
5. Department of Veterinary Surgery and Animal Reproduction, School of Veterinary Medicine and Animal Science, São Paulo State University (UNESP), Botucatu 18618-681, Brazil