1. Department of Radiology and Imaging Tribhuvan University Teaching Hospital, Institute of Medicine Kathmandu Nepal
2. Maharajgunj Medical Campus Tribhuvan University, Institute of Medicine Kathmandu Nepal
3. College of Medical Sciences Bharatpur Nepal
4. Gandaki Medical College Pokhara Nepal
5. Department of Neurosurgery Tribhuvan University Teaching Hospital, Institute of Medicine Kathmandu Nepal
6. Department of Neurosurgery Virginia Tech Carilion School of Medicine Roanoke Virginia USA
7. Virginia Mason Franciscan Health Seattle Washington USA