3Micheal O, Martink, Wolfgang S, et al. Chronic low back pain measurement with visual anaglogue schodes in different settings. Pain, 1996, 64 (3): 425-428.
9Sato K,Kikuchi S.Clinical analysis of tow-level compression of the cauda equine and the nerve roots in lumbar spinal canal stenosis[J].Spine,1997,22(16):1898-1904.
6Hakkinen A,kiviranta I,Neva MH,et al.Reoperations after first lumbar disc hemiation surgery:a special interest on residives during a 5-year follow-up[J].BMC Musculoskelet Disord,2007,8:2.
7Saruhashi Y,Mod K,katsuura A,et al.Evaluationn of standard nucleotomy for lumbar disc hemiation using the love method:results of follow-up studies after more than 10 years[J].Eur Spine J,2004,13(7):626.
8Jennett WC.A stud of 25 cases of compression of the cauda eguine by prolapsed intervertebred dises(J].Jueurl neurosurg psyehial,1959,19:109.