1. Department of Surgery, Section of Neurosurgery, Aga Khan University Hospital, Karachi, Pakistan
2. Medical School of Aga Khan University, Karachi, Pakistan
3. Medical School of Ziauddin University, Karachi, Sindh, Pakistan,
4. Department of Diagnostic Radiology, Kingston Health Sciences Centre Kingston General Hospital, Ontario, Canada,
5. Department of Radiology, Aga Khan University Hospital, Karachi, Sindh, Pakistan,
6. Hyperfine, Inc., Guilford, Connecticut, United States.