1. Department of Animal Medicine, College of Veterinary Medicine, Benha University, Benha-13511, Egypt
2. Integrated Food Animal Management Systems, Department of Veterinary Clinical Medicine, College of Veterinary Medicine, University of Illinois at Urbana-Champaign, Champaign-61802, IL, U.S.A.
3. Department of Animal Health Desert Research Center Materia, Cairo-11311, Egypt