AUTHOR=Fujikawa Shoya , Murata Shin , Goda Akio , Sawai Shun , Yamamoto Ryosuke , Shizuka Yusuke , Maru Takayuki , Nakagawa Kotaro , Nakano Hideki TITLE=Comparison of characteristics of bimanual coordinated movements in older adults with frailty, pre-frailty, and robust health JOURNAL=Frontiers in Aging VOLUME=Volume 6 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/aging/articles/10.3389/fragi.2025.1519129 DOI=10.3389/fragi.2025.1519129 ISSN=2673-6217