Bibliografia

• Djurasovic M, Bratcher KR, Glassman SD, Dimar JR, Carreon LY. The effect of obesity on clinical outcomes after lumbar fusion. Spine. 2008; 15: 33.

• Ragab A deShazo RD. Management of Back Pain in Patients with Previous Back Surgery. The American Journal of Medicine. 2008; 121: 272-8.

• Vagg M. Prolapsed intervertebral disc: what if back surgery was a drug? British medical journal 200; 36 (16): 1789-92.