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目的探讨主动脉瓣瓣叶、窦部(diameter of the sinus,Ds)及瓣叶结合点到窦部的j维径线改变在轻度主动脉瓣反流(aortic regurgitation,AR......
目的采川经食管文时三维超声心动H(realtimethreedimensionaltransesophagealecllocardiography,RT3D-TEE)技术测挝轻度主动脉瓣反流(a......