AUTHOR=Wu Haimeng , Lu Ping TITLE=Dietary caffeine and its negative link to serum Klotho concentrations: evidence from the National Health and Nutrition Examination Survey JOURNAL=Frontiers in Nutrition VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2024.1497224 DOI=10.3389/fnut.2024.1497224 ISSN=2296-861X