AUTHOR=Nagai Masahiro , Koebis Michinori , Sasaki Kotaro , Kobayashi Chizuru , Daidoji Kasumi , Ishida Takayuki TITLE=Persistence and adherence to levodopa adjunct medications in elderly patients with Parkinson’s disease: a retrospective cohort study using a Japanese claims database JOURNAL=Frontiers in Neurology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2025.1560431 DOI=10.3389/fneur.2025.1560431 ISSN=1664-2295