1. Department of Poultry, Faculty of Agriculture, Zagazig University, Zagazig, Egypt
2. Department of Pharmacy, Faculty of Pharmacy, the University of Mashreq, Baghdad, Iraq
3. Department of Animal Husbandry and Animal Wealth Development, Faculty of Veterinary Medicine, Alexandria University, Edfina, Egypt
4. Department of Theriogenology, Faculty of Veterinary Medicine, Zagazig University, Zagazig, Egypt