1. Department of Basic Veterinary Sciences School of Veterinary Medicine Faculty of Medical Sciences The University of the West Indies St. Augustine Republic of Trinidad and Tobago
2. Department of Anatomy and Embryology Faculty of Veterinary Medicine Beni‐ Suef University Beni –Suef Egypt
3. Área de Anatomía Facultad de Veterinaria Universidad de la República Montevideo Uruguay
4. Department of Morphology Federal University of Santa MariaCidade Universitária Santa Maria Brasil