330
Participants
Start Date
June 6, 2013
Primary Completion Date
March 2, 2018
Study Completion Date
March 1, 2020
bypass surgery
all participants in this group will be performed EC-IC bypass surgery
Aspirin
all participants in this group will be given medical therapy including Aspirin 100mg per day or clopidogrel 75mg per day
Clopidogrel
Department of neurosurgery, Xuanwu hospital, Beijing
Xuanwu Hospital, Beijing
OTHER