1. Department of Pathology, University of Veterinary & Animal Sciences, Lahore, Pakistan
2. Department of Clinical Medicine and Surgery, University of Veterinary and Animal Sciences, Lahore, Pakistan
3. Department of Pathobiology, College of Veterinary and Animal Sciences, Jhang, Pakistan
4. Department of Pathobiology, PMAS Arid Agriculture University, Rawalpindi, Pakistan
5. National Veterinary School of Toulouse, France