短节段置钉联合可扩张聚醚醚酮置换体在骨质疏松椎体中的生物力学性能. - 陈 龙; 王小阵; 席金涛; 鲁齐林 (Chinese Journal of Tissue Engineering Research / Zhongguo Zuzhi Gongcheng Yanjiu, 2026)