*Departments of Orthopaedic Surgery and Neurological Surgery, Thomas Jefferson University and The Rothman Institute, Philadelphia, PA; and
†Division of Spine, Department of Orthopaedics, University of British Columbia, Vancouver, British Columbia, Canada.
Address correspondence and reprint requests to Alexander R. Vaccaro, MD, PhD, The Rothman Institute, 925 Chestnut St, 5th Floor, Philadelphia, PA 19107; E-mail: email@example.com
Acknowledgment date: June 9, 2014. Acceptance date: June 10, 2014.
The manuscript submitted does not contain information about medical device(s)/drug(s).
No funds were received in support of this work.
Relevant financial activities outside the submitted work: board membership, consultancy, employment, grants, royalties, and stocks.