*Iowa Spine & Brain Institute, University of Iowa, Waterloo/Iowa City, Iowa
‡Department of Neurosurgery and
¶Department of Orthopaedics, University of Maryland, Baltimore, Maryland
§Department of Neurosurgery, Emory University, Atlanta, Georgia
‖Department of Clinical Neurosciences, University of Calgary Spine Program, Faculty of Medicine, University of Calgary, Calgary, Alberta, Canada
#Division of Neurological Surgery, Children’s Hospital of Alabama, and
‡‡Division of Neurological Surgery, University of Alabama at Birmingham, Birmingham, Alabama
**Division of Neurological Surgery, Barrow Neurological Institute, Phoenix, Arizona
§§Department of Neurosciences, Inova Health System, Falls Church, Virginia
Correspondence: Mark N. Hadley, MD, FACS, UAB Division of Neurological Surgery, 510 – 20th St S, FOT 1030, Birmingham, AL 35294-3410. E-mail: [email protected]
