AUTHOR=Song Jianling , Li Hong , Fang Xiangdong TITLE=The inflection point: α-Klotho levels and the risk of all-cause mortality JOURNAL=Frontiers in Endocrinology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2025.1405003 DOI=10.3389/fendo.2025.1405003 ISSN=1664-2392