1Nakai O,Ockawa A,Yamaura L,et al,Yoentg enogra Phic and fanctional Changes in Patients who ave treatael with wnde fenes teation for lentral lumbar stenosis[J].Bone.Joint Sing(AM);1991,73:1184
2Mcfulloch,TA.Focus issue on lumbar disc,herniation:maero-and microdistectomy spine;1996,21(24S):45
3Johnson KE,willnens.Johnsonk postoperative[J] imstabititg after deeompression for lumbar spinul stenosis spine;1986,11:107
