Efficacy of robot-assisted gait training on lower extremity function in subacute stroke patients: a systematic review and meta-analysis. - Hu, Miao-miao; Wang, Shan; Wu, Cai-qin; Li, Kun-peng; Geng, Zhao-hui; Xu, Guo-hui; Dong, Lu (Journal of NeuroEngineering & Rehabilitation (JNER), 2024)