AUTHOR=De Cleene Nicolas , Schwarzová Katarína , Labrecque Samuel , Cerejo Clancy , Djamshidian Atbin , Seppi Klaus , Heim Beatrice TITLE=Olfactory dysfunction as potential biomarker in neurodegenerative diseases: a narrative review JOURNAL=Frontiers in Neuroscience VOLUME=18 YEAR=2025 URL=https://www.frontiersin.org/journals/neuroscience/articles/10.3389/fnins.2024.1505029 DOI=10.3389/fnins.2024.1505029 ISSN=1662-453X