1. Department of Neurology (W.E.S., D.M.G., T.N.N.), Boston Medical Center, Boston University Chobanian and Avedisian School of Medicine, MA.
2. Neurosurgery (T.N.N.), Boston Medical Center, Boston University Chobanian and Avedisian School of Medicine, MA.
3. Radiology (T.N.N.), Boston Medical Center, Boston University Chobanian and Avedisian School of Medicine, MA.