From the *Department of Orthopaedics, University of Utah, Salt Lake City, UT; †Hospital Santa Rita, Sao Paulo, Brazil; ‡Harvard Medical School, Department of Orthopaedic Surgery, Chief, Spine Service, Brigham and Women’s Hospital, Boston, MA; §Department of Orthopaedic Surgery and Neurosurgery, Thomas Jefferson University, and the Rothman Institute, Philadelphia, PA; ∥Barnes-Jewish Hospital and Washington University, St. Louis, MO; Department of Neurosurgery, Thomas Jefferson University; and **Durango Orthopedics/SpineColorado, Durango, CO.
Acknowledgment date: April 30, 2007. First revision date: August 4, 2007. Second revision date: August 14, 2007. Acceptance date: August 15, 2007.
The device(s)/drug(s) is/are FDA-approved or approved by corresponding national agency for this indication.
No funds were received in support of this work. No benefits in any form have been or will be received from a commercial party related directly or indirectly to the subject of this manuscript.
Address correspondence and reprint requests to Alpesh A. Patel, MD, 590 Wakara Way, University of Utah, Salt Lake City, UT 84108; E-mail: [email protected]