[Quadricuspid aortic valve with aortic insufficiency: a case report].
Chao-xu
CX
Huang
Zhong-wei
ZW
Shi
Yan
Y
Xu
D000368:Aged; D001022:Aortic Valve Insufficiency / Q000000981:diagnostic imaging*; D004452:Echocardiography; D006801:Humans; D008297:Male