[Effect on electroencephalogram microstate in patients with post-stroke cognitive impairment: a comparative study of acupuncture with different stimulation methods at cognitive-emotional area]. - Li S; Wang D; Liu Y; Zhang Y; Huo H; Dong X; Feng L; Cui N; Wang Y; Zhao D; Zhang H (Zhongguo zhen jiu = Chinese acupuncture & moxibustion, 2026)