1. Department of Neurosurgery, Suraksha Hospital, Vijayawada, India
2. Department of Neurosurgery, Adarsh Hospital, V.L Puram, Rajahmundry, India
3. Departments of Pathology, Vijayawada, Andhra Pradesh, India
4. Department of Radiology, Suraksha Hospital, Vijayawada, Andhra Pradesh, India