1. Division of Interventional Neuroradiology & Endovascular Neurosurgery, Neuroradiology Gauhati Medical College Hospital Guwahati Assam India
2. Department of Neurosurgery, Cardiothoracic & Neuroscience Center Gauhati Medical College Hospital Guwahati Assam India
3. Department of Neuroradiology, Vebinar Telegroup Kauvery Institute of Brain & Spine, Kuvery Hospital Chennai India