Contents

 Commentary

n MESSAGE FROM THE MEDICAL EDITOR
Our Expanding Universe 
Stuart M. Weinstein, MD

n FROM THE DESK OF THE PRESIDENT
Looking Back 
Jean-Jacques Abitbol, MD

 Current Concepts 

n INVITED REVIEW
Multi- and Interdisciplinary Intervention for Injured Workers with Chronic
Low Back Pain 
Robert J. Gatchel, PhD; Darrell Bruga, DC

n CURVE/COUNTERCURVE
ALIF or PLIF: Which Approach is Best for Fusion at L5-S1? 
Michael D. Daubs, MD, FACS; Norman B. Chutkan, MD; Jeffrey C. Wang, MD

n LITERATURE REVIEW
New from the Journals 
Paul M. Arnold, MD, FACS; Robert Gatchel, PhD; David Bagnall, MD

n ABSTRACT REVIEW

NASS Annual Meeting Abstracts 
Michael Schaufele, MD; Scott Boden, MD

 Socioeconomics & Politics

n PRACTICE MANAGEMENT
Tips for Finding the Right Health Care Consultant 
Annette Grady, CPC, CPC-H

n CODING Q & A
What is the Correct Code for Disc Arthroplasty? 
Christopher Kauffman, MD

n REGULATORY POLICY
Rule Changes Proposed by CMS 
Charles Mick, MD

n ADVOCACY/LEGISLATIVE AFFAIRS/PAC
Wanted: Spine Advocates 
Tom Faciszewski, MD

 NASS News