title: Spine surgery training: is it time to consider categorical spine surgery residency?
authors.affiliation: Department of Orthopaedic Surgery, Warren Alpert Medical School of Brown University, 2 Dudley Street. Providence, RI 02905, USA. Electronic address: Alan_Daniels@Brown.edu.
authors.forename: Alan H
authors.initials: AH
authors.lastname: Daniels
authors.affiliation: Department of Neurological Surgery, University of California San Francisco, 505 Parnassus Ave., Rm. M779, San Francisco, CA 94143, USA.
authors.forename: Christopher P
authors.initials: CP
authors.lastname: Ames
authors.affiliation: Department of Orthopaedic Surgery, University of California San Diego, Perlman Ambulatory Care Center, 9350 Campus Point Drive, La Jolla, CA 92037, USA.
authors.forename: Steven R
authors.initials: SR
authors.lastname: Garfin
authors.affiliation: Department of Neurological Surgery, University of Virginia, P.O. Box 800386, Charlottesville, VA, 22908, USA.
authors.forename: Christopher I
authors.initials: CI
authors.lastname: Shaffrey
authors.affiliation: Department of Orthopaedic Surgery, Washington University, Cervical Spine Institute. 4921 Parkview Place, A12, St. Louis, MO 63110, USA.
authors.forename: K Daniel
authors.initials: KD
authors.lastname: Riew
authors.affiliation: Department of Neurological Surgery, University of Virginia, P.O. Box 800386, Charlottesville, VA, 22908, USA.
authors.forename: Justin S
authors.initials: JS
authors.lastname: Smith
authors.affiliation: Department of Orthopaedic Surgery, University of Wisconsin, 1685 Highland Ave., UWMFCB - 6215, Madison, WI 53705, USA.
authors.forename: Paul A
authors.initials: PA
authors.lastname: Anderson
authors.affiliation: Department of Orthopaedics and Rehabilitation, Oregon Health and Science University, 3181 SW Sam Jackson Park Rd., Portland, OR 97239, USA.
authors.forename: Robert A
authors.initials: RA
authors.lastname: Hart