6Schaffer JL,Kambin P.Percutaneous posterolateral lumbar discectomy and decompression with a 6.9-Millimeter cannula.J Bone Joint Surg[Am],1991,73:822-831.
7Schreiber A,Suezawa MD,Leu H.Does percutaneous nucleotomy with discograghy replace conventional discectomy?Eight years of experience and results in the treatment of herniated lumbar disc.Clin Orthop,1989,238:35-42.
8Choy DSJ.Percutaneous laser disc decompression(PLDD):A first line treatment for herniated discs.J Clin laser Med Surg,2001,19:1-2.
9Choy DSJ,Ascher,PW,Ranu,HS,et al.Percutaneous laser disc decompression-a new therapeutic moality.Spine,1992,7:949-956.
10Choy DSJ,Altmann P.Fall of intradiscal pressure with laser ablation.J Clin Laser Med Surg,1995,13:149-152.
