Lumbar Spinal Stenosis
NEJM 358:818-825, Katz,J.N. &Harris,M.B., 2008
Low Back Pain
NEJM 344:363-370, Deyo,R.A. &Weinstein,J.N., 2001
Lumbar Spine After Surgery for Herniated Disk:Imaging Findings in the Early Postoperative Period
AJR 164:665-671, Dina,T.S.,et al, 1995
Patient Outcomes after Lumbar Spinal Fusions
JAMA 268:907-911, Turner,J.A.,et al, 1992