AUTHOR=Irisawa Hiroshi , Nakamura Tomoyuki , Chiba Yumi , Hirota Mitsuki , Hoshiai Hajime , Mizushima Takashi TITLE=Factors influencing changes in body composition and nutritional status in patients with hyperacute stroke: prospective study JOURNAL=Frontiers in Nutrition VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1548796 DOI=10.3389/fnut.2025.1548796 ISSN=2296-861X