Objective To investigate the incidence and etiological evolution of valvular heart disease.
目的调查分析邵阳地区心脏瓣膜病的发病率、因及其演变。
Objective: To investigate the relationship between senile degenerative valvular heart disease (SDVHD) and heart failure.
目的：研究退行性心脏瓣膜病(SDVHD)与心力衰竭(简称心衰)的关系。
Objective: To investigate the relationship between senile degenerative valvular heart disease (SDVHD) and heart failure.
目的：研究退行性心脏瓣膜病(SDVHD)与心力衰竭(简称心衰)的关系。
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