The accuracy of cortical bone trajectory screw placement guided by spinous process clamp hardware in lumbar spinal surgery: a retrospective study. - Zhang, Xi-nuo; Su, Qing-jun; Pei, Bao-qing; Pan, Ai-xing; Yang, Hong-hao; Ding, Hong-tao; Hai, Yong; Liu, Yu-zeng (Scientific Reports, 2023)