AUTHOR=Xu Jie , Sun Min , Chen Meng , Lin Zan , Hu Yong , Luo Xiaobing 

TITLE=Association between body roundness index and frailty in older Americans: a cross-sectional study of NHANES 2007–2018

JOURNAL=Frontiers in Nutrition

VOLUME=12

YEAR=2025

URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1534464

DOI=10.3389/fnut.2025.1534464

ISSN=2296-861X