1. Departments of Neurological Surgery and
2. Department of Neurosurgery, Carolina Neurosurgery & Spine Associates and Neuroscience Institute, Carolinas Healthcare System, Charlotte, North Carolina;
3. Section of Neurosurgery, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire;
4. Department of Neurosurgery, University of Utah, Salt Lake City, Utah;
5. Department of Neurological Surgery, State University of New York at Buffalo, New York;
6. Orthopaedic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee;
7. Department of Neurological Surgery, Atlantic Neurosurgical Specialists, Morristown, New Jersey;
8. Clinical Affairs and Quality Improvement, Hart Health Strategies, Washington, DC; and
9. American Association of Neurological Surgeons, Rolling Meadows, Illinois