1. Department of Neurology, Sree Chitra Tirunal Institute for Medical Sciences and Technology, Thiruvananthapuram, India.
2. Department of Imaging Sciences and Interventional Radiology, Sree Chitra Tirunal Institute for Medical Sciences and Technology, Thiruvananthapuram, India.
3. Beckman Institute for Advanced Science and Technology, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
4. Neuroscience Program, University of Illinois at Urbana-Champaign, Urbana, Illinois, USA.
5. Department of Bioengineering, Interdisciplinary Health Science Institute, Urbana, Illinois, USA.
6. Carle Illinois Advanced Imaging Center, Carle Foundation Hospital, Urbana, Illinois, USA.