AUTHOR=Wang Shengchun , Tan Lingjie , Sheng Bin TITLE=Hemiarthroplasty vs. internal fixation for nondisplaced femoral neck fracture in mainland China: a cost-effectiveness analysis JOURNAL=Frontiers in Surgery VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/surgery/articles/10.3389/fsurg.2024.1437290 DOI=10.3389/fsurg.2024.1437290 ISSN=2296-875X