1. Department of Neurology, Bangur Institute of Neurosciences, Institute of Post Graduate Medical Education & Research, Kolkata, India
2. Department of Radiology, University of Washington School of Medicine, Seattle, WA, United States
3. Department of Radiology, Institute of Post Graduate Medical Education & Research, Kolkata, India
4. Department of Pharmacology, Institute of Post Graduate Medical Education & Research, Kolkata, India