Original ResearchPublished 23 September 2026Long-term electromyography-based virtual reality training for chronic upper-limb motor paralysis after stroke: an exploratory single-case experimental designYohei Nagaoka · Shinya Suzuki · Tsuyoshi Nakajima · Hiroyuki Ohtsuka · Akimasa Hayashi · Max Ortiz-Catalan · Yukari OhkiFrontiers in Rehabilitation Sciencesdoi 10.3389/fresc.2026.1946303