研究单位:[1]Allife Medical Science and Technology Co.,Ltd.[2]Linfen Central Hospital[3]Peking University Third Hospital[4]Xuanwu Hospital, Beijing[5]Beijing Tiantan Hospital[6]Linyi People'
This is a multicenter, randomized, double-blind, placebo-controlled, dose-Escalation clinical study to investigate the safety and efficacy of EPCs transplantation in Acute ischemic stroke.