W. Shahzad1, T. Yaqoob2, N. Mukhtar2, R. Munir3, R. Ahmad4, M. S. Khan2 and A. Hussain1
1Livestock Production Research Institute, Bahadurnagar, Okara, Punjab, Pakistan
2University of Veterinary and Animal Sciences, Lahore, Pakistan
3Foot & Mouth Disease Research Center, Lahore Cantt., Pakistan
4Veterinary Research Institute, Lahore Cantt., Pakistan