1. R. Hussain:
Department of Veterinary Anatomy, University of Agriculture, Faisalabad, Pakistan
2. A. S. Qureshi:
Department of Veterinary Anatomy, University of Agriculture, Faisalabad, Pakistan
3. R. U. Shahid:
Department of Veterinary Anatomy, University of Agriculture, Faisalabad, Pakistan
4. S. U. Rahman:
Department of Veterinary Microbiology, University of Agriculture, Faisalabad, Pakistan