Correlation between direction of pedicle screw and restoration of lumbar degenerative scoliosis in degenerative lumbar spondylolisthesis: a retrospective study - Zhan, Xuqiang; Zhan, Xinhua; Yu, Jili; Moore, Gregory; Li, Fuping; Xi, Xin; Zeng, Zhili; Yin, Shaomeng; Yu, Yan; Cheng, Liming (Quantitative Imaging in Medicine and Surgery, 2023)