*Department of Neurosurgery, University of Virginia Medical Center, Charlottesville, Virginia;
‡Department of Orthopedic Surgery, NYU Hospital for Joint Diseases, New York, New York;
§Department of Orthopedic Surgery, Baylor Scoliosis Center, Plano, Texas;
¶Department of Orthopedic Surgery, Hospital for Special Surgery, New York, New York;
‖San Diego Center for Spinal Disorders, La Jolla, California;
#Department of Neurosurgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania;
**Department of Neurosurgery, Northwestern University Medical Center, Chicago, Illinois;
‡‡Department of Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, Maryland;
§§Department of Neurosurgery, Weill Cornell Medical College, New York City, New York;
¶¶Department of Orthopedic Surgery, Washington University, St. Louis, Missouri;
‖‖Department of Orthopedic Surgery, Rocky Mountain Hospital for Children, Denver, Colorado;
##Department of Orthopedic Surgery, University of California Davis, Sacramento, California;
***Department of Orthopedic Surgery, University of California San Francisco, San Francisco, California;
‡‡‡Department of Orthopedic Surgery, Oregon Health Sciences University, Portland, Oregon;
§§§Department of Orthopedic Surgery, University of Kansas Medical Center, Kansas City, Kansas;
¶¶¶Department of Neurosurgery, University of California San Francisco, San Francisco, California
Correspondence: Justin S. Smith, MD, PhD, Department of Neurosurgery, University of Virginia Health Sciences Center, PO Box 800212, Charlottesville, VA 22908. E-mail: [email protected]
Received June 01, 2015
Accepted September 20, 2015
