AUTHOR=Chen Leilei , Xie Junxia TITLE=Commentary: The impact of iron deposition on the fear circuit of the brain in patients with Parkinson's disease and anxiety JOURNAL=Frontiers in Aging Neuroscience VOLUME=15 YEAR=2023 URL=https://www.frontiersin.org/journals/aging-neuroscience/articles/10.3389/fnagi.2023.1223421 DOI=10.3389/fnagi.2023.1223421 ISSN=1663-4365