AUTHOR=Salesse Fanny , Eldridge Alison L. , Mak Tsz Ning , Gibney Eileen R. TITLE=A comparison of development methods used to define portion sizes in food-based dietary guidelines around the world JOURNAL=Frontiers in Nutrition VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1532926 DOI=10.3389/fnut.2025.1532926 ISSN=2296-861X