Open Access Pre-publication history

Psychiatric comorbidity as predictor of costs in back pain patients undergoing disc surgery: a longitudinal observational study

Alexander Konnopka*, Margrit Löbner, Melanie Luppa, Dirk Heider, Sven Heinrich, Steffi Riedel-Heller, Hans Jörg Meisel, Lutz Günther, Jürgen Meixensberger and Hans-Helmut König

BMC Musculoskeletal Disorders 2012, 13:165  doi:10.1186/1471-2474-13-165

Pre-publication versions of this article and reviewers' reports

Original Submission - Version 1 Manuscript 12 Sep 2011
Resubmission - Version 2 Manuscript Author's comment 21 Sep 2011
Reviewer's Report Zina Trost 13 Dec 2011
Resubmission - Version 3 Manuscript Author's comment 12 Jun 2012
Editorial acceptance 21 Aug 2012
Published 03 Sep 2012