AUTHOR=Cui Yao , Cong Fang , Zeng Ming , Wang Jun TITLE=Effects and mechanisms of synchronous virtual reality action observation and electrical stimulation on upper extremity motor function and activities of daily living in patients with stroke: a protocol for a randomized controlled trial JOURNAL=Frontiers in Neurology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2025.1499178 DOI=10.3389/fneur.2025.1499178 ISSN=1664-2295