1. Spinal stenosis: Causes - MayoClinic.com -- Mayo Clinic Medical Information And Tools...
In the spine, abnormal growths can form inside the spinal cord, within the membranes (meninges) that cover the spinal cord, or in the space between the spin...
http://www.mayoclinic.com/health/spinal-stenosis/DS00515/DSECTION=3

2. Spinal Cord Stenosis >> Medical Questions, Weight Loss, Pregnancy, Drugs, Health Insurance
Reasonably, tumors can also form inside the spinal cord, within the membranes that cover the spinal cord, or in the space between the spinal cord and the ve...
http://steadyhealth.com/articles/Spinal_Cord_Stenosis_a354_f30.html

3. JAMA -- Health and Function of Patients With Untreated Idiopathic Scoliosis: A 50-Year Natural Hi...
Natural history of untreated idiopathic scoliosis after skeletal maturity: Back pain and function 22 years after brace treatment for adolescent idiopathic s...
http://jama.ama-assn.org/cgi/content/full/289/5/559