![809 A Randomized Trial of Instrumented Posterior Lumbar Interbody Fusion Using Machined Cortical Wedges/Local Bone with or without rhBMP2 in the Treatment of Degenerative Lumbar Spondylolisthesis with Stenosis]()
809 A Randomized Trial of Instrumented Posterior Lumbar Interbody Fusion Using Machined Cortical Wedges/Local Bone with or without rhBMP2 in the Treatment of Degenerative Lumbar Spondylolisthesis with StenosisShapiro, Scott; Rodgers, Richard B.; Sloan, Robert; Altstadt, Thomas; Miller, James · Neurosurgery · 2005