1. Lumbar degenerative disorders;Spivak,2002
2. Epidemiology, etiology, diagnostic evaluation, and treatment of low back pain;Borenstein;Curr Opin Rheumatol,1996
3. Clinical history and physical examination;McLain,2002
4. Pain imaging;Schellhas,2002
5. Lumbar discogenic pain and instability;Lee,2002