Risk factors associated with mortality in elderly patients receiving hemiarthroplasty for femoral neck fractures. - Zeng, Zhi; Li, Hao; Luo, Chong; Huang, Mu-dan; Li, Hai-peng; Peng, Xiang; Wan, De-en; Zhou, Jiang-jun; Chen, Ming; Shuang, Feng (BMC Musculoskeletal Disorders, 2025)