Ling Wang, Yalin Tian, Jintao Shen, Xiaotao Fan, Xujun Dong, Jianhua Chen, BenTao Jiang, Li Qin, Shaojin Bu, Jiaxi Tang. "Bidirectional cohort study protocol to construct and validate a prediction model for perioperative pulmonary complications in elderly hip fracture patients." Scientific Reports (2025). https://doi.org/10.1038/s41598-025-89037-6