*Correspondence | Zeeshan Ahmad Bhutta and Muhammad Fakhar-e-Alam Kulyar, Royal (Dick) School of Veterinary Studies, The University of Edinburgh, United Kingdom, College of Veterinary Medicine, Huazhong Agricultural University, Wuhan, 430070, PR China; Email: doctorzeeshan94@gmail.com, fakharealam786@hotmail.com DOI | http://dx.doi.org/10.17582/journal.hv/2020/7.4.91.96