AUTHOR=Cheng Chiqiang , He Xi , Zhou Chunhua , Ouyang Liu , Zhao Yang , Li Jiahui , Liu Fangfang , Gao Xia TITLE=Dietary index for gut microbiota and its inverse association with female infertility: evidence from NHANES 2013–2018 JOURNAL=Frontiers in Nutrition VOLUME=Volume 12 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1564549 DOI=10.3389/fnut.2025.1564549 ISSN=2296-861X