4Katz JN.Lumbar discdisorders and low-back pain:socioeconomic facte and consequence[J]. J Bone Joint Surg Am, 2006,88 (Suppl 2) :21-24.
5Cinotti G,Gumina S,Giannicala G,et al.Contralateral recurrent lumbar disc herniation:resuhs of discectomy compared with those in primary herniation [J].Spine, 1999,24 (8):800- 806.
6Fountas KN,Kapsalaki EZ,Feltes CH,et al Correlation of the amount of disc remove in a lumbar microdiscectomy with long-term outcome [J].Spine,2004,29(22):2521-2524.
7Yormitsu E,Chiba K,Toyama Y,et al.Long-term out comes of standard discectomy for lumbar disc hemiation:a follow-up study of more then 10 year [J].Spine,2001,26(6):652-657.
8Carragee EJ,HAN MY,Suen PW.et al.Clinical outcomes after lumbar dicsectomy for sciatic:the effects of fragment type and annular competence[J].J Bone Joint Surg (Am),2003,85(1): 102-109.
9Rocca HL, Porty RW.Failed lumbar surgery:Principles of management[J].Lumbar Spine,2000,25:872-876.