5YounesM, Bejial, AguirZ, et al. Prevalence and risk factors of the disk-related sciatica in an urban population in Tunisia. Joint Bone Spine, 2006, 73(5):538-542.
6Dewing CB, Provencher MT, Riffenburgh RH, et al. The outcomes of lumbar microdiscectomy in a young, active population: correlation by herniation type and level. Spine, 2008, 33(1):33-38.