Contents
Commentary
n MESSAGE FROM THE MEDICAL EDITOR
Exchange of Ideas Opens "Magic Door" 
Stuart M. Weinstein, MD
n FROM THE DESK OF THE PRESIDENT
The Dawn of Dig 
Volker K.H. Sonntag, MD
Current Concepts
n INVITED REVIEW
Functional Rehabilitation for Low Back Pain:
Functional Restoration and the Lower Extremity Functional
Profile (LEFP) 
Gary Gray, PT and David Bagnall, MD
n CURVE/COUNTERCURVE
Vertebroplasty vs Kyphoplasty 
Mary E. Jensen, MD; Steven R. Garfin, MD; and David Fardon, MD
n THE SPINE IN SPORTS
Assessment and Treatment of the Golfer with Spinal Pain 
Gary Gray, PT and David Bagnall, MD
n LITERATURE REVIEW
New from the Journals 
Alexander R. Vaccaro, MD; Jerome Schofferman, MD
n ABSTRACT REVIEW
NASS Annual Meeting Abstracts 
Scott Boden, MD; Susan Dreyer, MD
n 1996 NASS RESEARCH GRANT WINNERS 
Gene Expression During Posterolateral Lumbar Spine Fusion:
Effect of BMP-2
S.D. Boden, MD; M.A. Morone, MD; G. Martin, MD; G. Hari, PhD; and M. Racine
Spine Fusion with Tissue Engineered Scaffolds
K. Kopacz, MD and M. Zimmerman, PhD
Localization, Reproducibility and Dosimetry for Spinal Radiosurgery
P. Medin, MS; T.D. Solberg, PhD; A.A.F. DeSalles, MD, PhD; C.H. Cagnon, MS; M.T. Selch, MD; J.P. Johnson, MD; J.B. Smathers, PhD; and E.R. Cosman, PhD
Enhancement of Drug Delivery by Hypertonic Saline Solution Following Spinal Cord Injury
K. Kopacz, MD and M. Zimmerman, PhD
Socioeconomics & Politics
n ELECTRONIC TECHNOLOGY
Pocket Power 
Stephen Hochschuler, MD
n PRACTICE MANAGEMENT
Preventing Medical Errors 
AHRQ Patient Fact Sheet
n CODING Q & A
Modifier Recommended when Coding Lumbar Laminectomy and Lumbar Arthrodesis 
NASS Coding and Nomenclature Committee
n ETHICAL/LEGAL
Medical Expert Witness 
Edward C. Benzel, MD and Phillip G. Benton, MD, JD
n ADVOCACY/LEGISLATIVE AFFAIRS/PAC
SpinePAC is Link to Legislative Process and Congress 
Philip Schneider, MD
NASS News
Back to Health Month Includes Reggie Jackson
Annual Meeting Plans Include Physicians and Staff
NASS Encourages PTs, RNs and PAs to Become Affiliate Members
Volker Sonntag Donates $20,000 to SRF
Medical Records Privacy Regs Released
AMA Disagrees with HCFA Rule Change
FDA Approves Scaffold
NonOp Care Committee Report on Alternative Medicine
Multidisciplinary Spine Guidelines Now Available