A balloon-supported embolism protection technique during vertebral/subclavian artery angioplasty stenting. Issue 17 (5th September 2022) - Liu, Hao; Guo, Daqiao; Chen, Bin; Jiang, Junhao; Shi, Yun; Ma, Tao; Lin, Changpo; Dong, Zhihui; Fu, Weiguo