1. School of Medicine, King Edward Medical University, Lahore, Pakistan,
2. Department of Neurosurgery, Jordan University Hospital, Amman, Jordan,
3. Department of Neurosurgery, Jonelta Foundation School of Medicine, University of Perpetual Help System Dalta, Las Pinas City, Philippines,
4. School of Medicine, Combined Military Hospitals (CMH) Lahore Medical College and Institute of Dentistry, Lahore, Pakistan,
5. School of Medicine, Dow University of Health Sciences, Karachi, Pakistan
6. School of Medicine, Shalamar Medical and Dental College, Lahore, Pakistan
7. School of Medicine, Shalamar Medical and Dental College, Lahore, Pakistan,
8. School of Medicine, Fatima Jinnah Medical University, Sir Ganga Ram Hospital, Lahore, Pakistan,
9. Wolfson School of Medicine, University of Glasgow, Scotland, United Kingdom.