1. Bukovinian State Medical University, Chernivtsi, Ukraine
2. Assab Military Hospital, Surgical Department, Assab, Eritrea
3. Lokmanya Tilak Municipal Medical College, Sion, Mumbai, India
4. Ameer-ud-Din Medical College, Lahore, Pakistan
5. Society of Brain Mapping and Therapeutics, Calif.
6. Department of General Surgery, IGMCRI, Pondicherry, India.