AUTHOR=Li Caifeng , Zhao Ke , Ren Qian , Chen Lin , Zhang Ying , Wang Guolin , Xie Keliang TITLE=Vitamin D supplementation during intensive care unit stay is associated with improved outcomes in critically Ill patients with sepsis: a cohort study JOURNAL=Frontiers in Cellular and Infection Microbiology VOLUME=14 YEAR=2025 URL=https://www.frontiersin.org/journals/cellular-and-infection-microbiology/articles/10.3389/fcimb.2024.1485554 DOI=10.3389/fcimb.2024.1485554 ISSN=2235-2988