1. Department of Radio-Diagnosis, Postgraduate Institute of Medical Education and Research (PGIMER and RML), Dr. Ram Manohar Lohia Hospital, New Delhi, India
2. Department of Medicine, Postgraduate Institute of Medical Education and Research (PGIMER and RML), Dr. Ram Manohar Lohia Hospital, New Delhi, India
3. Department of Neurosurgery, Postgraduate Institute of Medical Education and Research (PGIMER and RML), Dr. Ram Manohar Lohia Hospital, New Delhi, India