AUTHOR=Zhou Juan , Han Han , Bai Weimin TITLE=Association between atherogenic index of plasma and cognitive impairment in middle-aged and older adults: results from CHARLS JOURNAL=Frontiers in Aging Neuroscience VOLUME=Volume 17 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/aging-neuroscience/articles/10.3389/fnagi.2025.1506973 DOI=10.3389/fnagi.2025.1506973 ISSN=1663-4365