Jones GT, Stratton G, Reilly T, Unnithan VN. Recurrent non-specific low-back pain in adolescents: the role of exercise. Ergonomics 2007; 50: 1680 - 1688
Lundberg M, Frennered K, Hägg O, Jorma SJ. THE IMPACT OF FEAR-AVOIDANCE MODEL VARIABLES ON DISABILITY IN PATIENTS WITH SPECIFIC- OR NON-SPECIFIC CHRONIC LOW BACK PAIN. Spine (Phila Pa 1976). 2011 Jan 17. [Epub ahead of print]
Guzmán J, Esmail R, Karjalainen K, Malmivaara A, Irvin E, Bombardier C. Multidisciplinary rehabilitation for chronic low back pain: systematic review . BMJ 2001;322:1511-1516.