目的:探讨椎-基底动脉支架置入成形术(Vertebral-basilar artery stenosisstent angioplasty)对后循环供血障碍治疗的安全性、有效......

目的：探讨椎-基底动脉狭窄支架置入成形术（Vertebral-basilar artery stenosis stent angioplasty）对后循环供血障碍治疗的安全性、有......