AUTHOR=Hou ChaoMing , Gong XiaoYan , Bai DingXi , Ji WenTing , Chen Huan , Lu XianYing , Chen XinYu , Dong Xiaohui , Gao Jing TITLE=Development and validation of the social frailty scale for the older adult in China JOURNAL=Frontiers in Public Health VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2025.1562211 DOI=10.3389/fpubh.2025.1562211 ISSN=2296-2565