AUTHOR=Jiang Shanshan , Qiu Zhiqing , Cai Xiaoqing , You Tingting , Fu Xinyu , Chen Guanzhou , Li Haoda , Ou Haining TITLE=Functional connectivity and characteristics of cortical brain networks of elderly individuals under different motor cognitive tasks based on functional near-infrared spectroscopy JOURNAL=Frontiers in Human Neuroscience VOLUME=Volume 19 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/human-neuroscience/articles/10.3389/fnhum.2025.1563338 DOI=10.3389/fnhum.2025.1563338 ISSN=1662-5161