Research progress on the biological modifications of implant materials in 3D printed intervertebral fusion cages. - Li, Shan; Huan, Yifan; Zhu, Bin; Chen, Haoxiang; Tang, Ming; Yan, Yiguo; Wang, Cheng; Ouyang, Zhihua; Li, Xuelin; Xue, Jingbo; Wang, Wenjun (Journal of Materials Science: Materials in Medicine, 2022)