AUTHOR=Yang Jie , Wang Hui , Shen Yanchi , Yang Hui , Huang Yan , Cao Jinjin TITLE=Development and validation of a food and nutrition literacy questionnaire for Chinese parents of children with functional constipation (FNLQ-p) JOURNAL=Frontiers in Nutrition VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1485366 DOI=10.3389/fnut.2025.1485366 ISSN=2296-861X