1. Department of Physiology and Pharmacology, University of Agriculture, Faisalabad, Pakistan
2. Department of Wildlife and Fisheries, GC University, Faisalabad, Pakistan
3. Department of Clinical Science, Faculty of Veterinary Medicine, Razi University, Iran
4. Department of Animal Production, Faculty of Veterinary Medicine, University of Bari Aldo Moro, 700100 Valenzano, Bari, Italy