Single- versus multilevel fusion for single-level degenerative spondylolisthesis and multilevel lumbar stenosis: four-year results of the spine patient outcomes research trial.

Smorgick, Yossi   •   Park, Daniel K   •   Baker, Kevin C   •   Lurie, Jon D   •   Tosteson, Tor D   •   Zhao, Wenyan   •   Herkowitz, Harry N   •   Fischgrund, Jeffrey S   •   Weinstein, James N

published in: Spine