Efficacy of combination scalp acupuncture for post-stroke cognitive impairment: a systematic review and meta-analysis - Li, Song; Dai, Anhong; Zhou, Yihao; Chen, Xu; Chen, Yizhou; Zhou, Li; Yang, Xiaolin; Yue, Mengqi; Shi, Jing; Qiu, Yong (Frontiers in Neuroscience, 2024)