5Crock HV. Internal disc disruption:A challenge to disc prolapse fifty years on[J]. Spine, 1986,11 : 650- 653
6Schwarzer AC, AprillCN, Derby R, et al. The prevalence and clinical features of internal disc disruption in patients with chronic low back pain[J]. Spine, 1995,20:1 878-1 883
7Fritsch EW,Heisel J, Rupp S. The failedback surgerysyndrome reasons,intraoperaive finding, and long - term results: a report of 182. Operative Treatment Spine, 1996,21:621-633.
9Petrie JL, Ross JS. Use of ADCON- L to inhibit postoperative peridural fibrosis and relafed symptoms following lumbar discsuvgery: a preliminavy report . Eur Spine J, 1996,5 (Suppl 1 ): 10-17.
10Smith SA, Massie JB, Chhesnut R, et al. Straight leg raising:anatomicaleffects on the spinal nerve root without and with fusion. Spine, 1993,18:992.