Predictors of Nonroutine Discharge Among Patients Undergoing Surgery for Grade I Spondylolisthesis: Insights From the Quality Outcomes Database (QOD). (September 2019) - Mummaneni, Praveen V; Bydon, Mohamad; Knightly, John; Alvi, Mohammed Ali; Goyal, Anshit; Chan, Andrew K; Guan, Jian; Biase, Michael; Strauss, Andrea; Glassman, Steven; Foley, Kevin; Slotkin, Jonathan R; et al.