1. Departments of Neurosurgery and
2. Harvard-MIT Health Sciences and Technology and
3. Computer Science & Artificial Intelligence Laboratory, Massachusetts Institute of Technology, Cambridge, Massachusetts;
4. University of North Carolina School of Medicine, The University of North Carolina at Chapel Hill, North Carolina; and
5. Radiology, UNC Hospitals, Chapel Hill, North Carolina;
6. Department of Neurosurgery, Duke Hospital, Durham, North Carolina