AUTHOR=Weir Tiffany L. TITLE=Grand challenges: Actualizing the potential of the gut microbiome to address global nutrition challenges JOURNAL=Frontiers in Microbiomes VOLUME=2 YEAR=2023 URL=https://www.frontiersin.org/journals/microbiomes/articles/10.3389/frmbi.2023.1146827 DOI=10.3389/frmbi.2023.1146827 ISSN=2813-4338