TY - JOUR T1 - Either Surgery or Nonoperative Treatment Led to Improvement in Intervertebral Disc Herniation Y1 - 2007/05/01 N1 - 10.2106/JBJS.8905.ebo3 JO - The Journal of Bone & Joint Surgery SP - 1139 EP - 1139 VL - 89 IS - 5 N2 - SN - 0021-9355 M3 - doi: 10.2106/JBJS.8905.ebo3 UR - http://dx.doi.org/10.2106/JBJS.8905.ebo3 ER -