Lumbar Spine Stenosis: A Common Cause of Back and Leg Pain
JAMIE A. ALVAREZ, M.D., and RUSSELL H. HARDY, JR., M.D., University Hospitals of Cleveland/Case Western Reserve University, Cleveland, Ohio
http://www.aafp.org/afp/1998/0415/p1825.html

Am Fam Physician. 1998 Apr 15;57(8):1825-1834.

The Rational Clinical Examination | December 15, 2010
Does This Older Adult With Lower Extremity Pain Have the Clinical Syndrome of Lumbar Spinal Stenosis?
Pradeep Suri, MD; James Rainville, MD; Leonid Kalichman, PT, PhD; Jeffrey N. Katz, MD, MS
http://jama.jamanetwork.com/article.aspx?articleid=187077
JAMA. 2010;304(23):2628-2636. doi:10.1001/jama.2010.1833.