1. Resident, Division of Neurosurgery, Department of Surgery, University of California, Los Angeles.
2. Fellow, Pain Medicine Center, Department of Anesthesiology, University of California, Los Angeles.
3. Assistant Professor of Neurosurgery Co-Director, UCLA Spine Center, University of California, Los Angeles.
4. Professor of Clinical Anesthesiology and Medicine, Pain Medicine Center, Department of Anesthesiology, Co-Director, UCLA Spine Center, University of California, Los Angeles.