1. Department of Animal Husbandry and Animal Wealth Development Fish breeding and production Faculty of Veterinary Medicine Alexandria University Alexandria Egypt
2. Department of Animal Husbandry and Animal Wealth Development Animal and poultry behavior and management Faculty of veterinary medicine Alexandria University Alexandria Egypt
3. Department of Pathology Faculty of Veterinary Medicine Alexandria University Alexandria Egypt
4. Clinical Laboratory Sciences Department Turabah University College Taif University Taif Saudi Arabia
5. Department of Physiology Faculty of Veterinary Medicine Kafrelsheikh University Kafrelsheikh Egypt