Randomized Controlled Trial
Importance of the back-café concept to rehabilitation after lumbar spinal fusion: a randomized clinical study with a 2-year follow-up.
Spine. 2003 Dec 1;28(23):2561-9.
Randomized Controlled Trial
Evaluation of lumbar facet joint nerve blocks in the management of chronic low back pain: preliminary report of a randomized, double-blind controlled trial: clinical trial NCT00355914.
Pain Physician. 2007 May 1;10(3):425-40.
Randomized Controlled Trial
Comparison of classification-based physical therapy with therapy based on clinical practice guidelines for patients with acute low back pain: a randomized clinical trial.
Spine. 2003 Jul 1;28(13):1363-71; discussion 1372.