1. Veterinary Faculty, Universidade Federal
Fluminense, Brazil
2. Department of Medicine and Surgery,
Veterinary Institute, Universidade Federal Rural do Rio de Janeiro, Brazil
3. Department of Pathology and Veterinary
Clinics, Veterinary Faculty, Universidade Federal Fluminense, Brazil
4. Department of Statistic, Mathematics
Institute, Universidade Federal Fluminense, Brazil