1. Quality Operations Laboratory (QOL), University of Veterinary and Animal Sciences, Lahore, Pakistan
2. Institute of Biochemistry and Biotechnology (IBBt), University of Veterinary and Animal Sciences, Lahore, Pakistan
3. Karakoram International University, Gilgit, Pakistan
4. Exotic and Emerging Avian Disease Research Unit, Southeast Poultry Research Laboratory, Agricultural Research Service, USDA, Athens, Georgia, USA