1Faculty of Veterinary Science, Shaheed Benazir Bhutto University of Veterinary and Animal Sciences, Sakrand, 67210, Pakistan; 2Faculty of Veterinary Sciences, University of Agriculture, Faisalabad, Pakistan; 3Institute of Physiology and Pharmacology, Faculty of Veterinary Science, University of Agriculture Faisalabad, Pakistan; 4Allama Iqbal Open University (AIOU), Islamabad, Pakistan; 5Faculty of Veterinary Sciences, University of Veterinary and Animal Sciences, Lahore, 54810, Pakistan; 6Faculty of Animal Production and Technology, Shaheed Benazir Bhutto University of Veterinary and Animal Sciences, Sakrand-67210, Pakistan; 7Department of Veterinary Pathology, Faculty of Veterinary Science, Shaheed Benazir Bhutto University of Veterinary and Animal Sciences, Sakrand, 67210, Pakistan.
*Correspondence | Muhammad Ahmad, Majid Hussain Soomro Faculty of Veterinary Science, Shaheed Benazir Bhutto University of Veterinary and Animal Sciences, Sakrand, 67210, Pakistan; Department of Veterinary Pathology, Faculty of Veterinary Science, Shaheed Benazir Bhutto University of Veterinary and Animal Sciences, Sakrand, 67210, Pakistan; Email: mahmad118@yahoo.com; majidsoomro@hotmail.com