AUTHOR=Geng Nan , Kong Ming , Zhang Jiateng , Xu Manman , Chen Huina , Song Wenyan , Chen Yu , Duan Zhongping TITLE=Dynamic skeletal muscle loss and its predictive role on 90-day mortality in patients with acute-on-chronic liver failure JOURNAL=Frontiers in Nutrition VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1446265 DOI=10.3389/fnut.2025.1446265 ISSN=2296-861X