1. Firat University, Faculty of Veterinary Medicine, Department of Veterinary Surgery. Elazig, Turkey
2. Firat University, Faculty of Veterinary Medicine, Department of Reproduction and Artificial Insemination. Elazig, Turkey
3. Turgut Ozal University, Faculty of Medicine, Department of Medical Biochemistry. Malatya, Turkey
4. Balikesir University, Faculty of Veterinary Medicine, Department of Veterinary Biostatistics. Balikesir, Turkey