1. Department of Clinical Medicine and Surgery, University of Veterinary and Animal Sciences, Lahore 54600, Pakistan.
2. Department of Epidemiology and Public Health, University of Veterinary and Animal Sciences, Lahore 54600, Pakistan.
3. Institute of Biochemistry and Biotechnology, University of Veterinary and Animal Sciences, Lahore 54600, Pakistan.
4. Department of Microbiology, University of Veterinary and Animal Sciences, Lahore 54600, Pakistan.