Cyclic Mechanical Stretch Stress Increases the Growth Rate and Collagen Synthesis of Nucleus Pulposus Cells In Vitro
Takuji Matsumoto, Mamoru Kawakami, Koichi Kuribayashi, Toru Takenaka, and Tetsuya Tamaki

The Use of Coralline Hydroxyapatite With Bone Marrow, Autogenous Bone Graft, or Osteoinductive Bone Protein Extract for Posterolateral Lumbar Spine Fusion
Scott D. Boden, George J. Martin, Jr, Michael Morone, John L. Ugbo, Louisa Titus, and William C. Hutton

Facet Coverage in Children on Flexion Lateral Cervical Radiographs
Lawrence R. Kuhns and Peter J. Strouse

Do Human Lumbar Discs Reconstitute After Chemonucleolysis?: A 7-Year Follow-Up Study
Gunnar Leivseth, Rolf Salvesen, Sverre Hemminghytt, Paul Brinckmann, and Wolfgang Frobin

The Ability of Pressure-Controlled Discography to Predict Surgical and Nonsurgical Outcomes
Richard Derby, Mark W. Howard, Joseph M. Grant, John J. Lettice, P. K. Van Peteghem, and Deaglán P. Ryan

Reliability of the Higher Levels of Antibodies Against the Psoriasis-Associated Antigen Pso p27 in Cerebrospinal Fluid From Patients With Low Back Pain and Sciatica
John-Anker Zwart, Ole Jan Iversen, Trond Sand, Leif-Gunnar Dale, and Geirmund Unsgård

The Effects of Prework INTERMED--An Assessment and Classification System for Case Complexity: Results in Patients With Low Back Pain
Friedrich C. Stiefel, Peter de Jonge, Frits J. Huyse, Joris P. J. Slaets, Patrice Guex, John S. Lyons, Marco Vannotti, Carlo Fritsch, Roland Moeri, Pierre F. Leyvraz, Alexander So, and Jacques Spagnoli

Evaluation of the Revised NIOSH Lifting Equation: A Cross-Sectional Epidemiologic Study
Thomas R. Waters, Sherry L. Baron, Laurie A. Piacitelli, Vern P. Anderson, Torsten Skov, Marie Haring Sweeney, David K. Wall, and Lawrence J. Fine

Effectiveness of Waddell's Nonorganic Signs in Predicting a Delayed Return to Regular Work in Patients Experiencing Acute Occupational Low Back Pain
William G. Gaines, Jr, and Kurt T. Hegmann

Neurologic Injury and Laparoscopic Fusion of the Lumbar Spine: Minimally Invasive Spine Surgery: A Prospective Multicenter Study Evaluating Open and Laparoscopic Lumbar Fusion
John J. Regan, Hansen Yuan, and Paul C. McAfee

Nonsurgical Treatment of Three-Column Thoracolumbar Junction Burst Fractures Without Neurologic Deficit
Wun-Jer Shen and Young-Shung Shen

Thoracic Disc Herniation Mimicking Acute Lumbar Disc Disease
Rong-Kuo Lyu, Hong-Shiu Chang, Lok-Ming Tang, and Sien-Tsong Chen