1. Department of Mechanical and Aerospace Engineering, University of California San Diego, La Jolla, CA, USA.
2. School of Medicine, University of California San Diego, La Jolla, CA, USA.
3. Department of Neurosurgery, University of California San Diego, La Jolla, CA, USA.
4. Melbourne Brain Centre, Royal Melbourne Hospital, Melbourne, VIC, Australia.
5. Department of Radiology, University of California San Diego, La Jolla, CA, USA.
6. Department of Surgery, University of California San Diego, La Jolla, CA, USA.