1. National Reference Laboratory of Veterinary Drug Residues (HZAU) Huazhong Agricultural University Wuhan China
2. Department of Pharmacology and Toxicology University of Veterinary and Animal Sciences Lahore Pakistan
3. Department of Parasitology University of Veterinary and Animal Sciences Lahore Pakistan
4. MAO Key Laboratory for Detection of Veterinary Drug Residues Huazhong Agricultural University Wuhan China
5. College of Veterinary Medicine Huazhong Agricultural University Wuhan China
6. Department of Microbiology University of Veterinary and Animal Sciences Lahore Pakistan