European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society
Kleinstueck FS, Fekete TF, Mannion AF, Grob D, Porchet F, Mutter U, Jeszenszky D. To fuse or not to fuse in lumbar degenerative spondylolisthesis: do baseline symptoms help provide the answer? European Spine Journal. 2011 Jul 24;21(2):268–75. doi: 10.1007/s00586-011-1896-1.