AUTHOR=Emini Sadiku Merita TITLE=Impact of vitamin D and vitamin D receptor activator in diabetic nephropathy JOURNAL=Frontiers in Clinical Diabetes and Healthcare VOLUME=6 YEAR=2025 URL=https://www.frontiersin.org/journals/clinical-diabetes-and-healthcare/articles/10.3389/fcdhc.2025.1537336 DOI=10.3389/fcdhc.2025.1537336 ISSN=2673-6616