9Reynolds T,Abate J,Tenney A.The JH/LVOH method in the quantification of aortic regurgitation:how the cardiac sonographer may avoid an important potential pitfall.J Am Soc Echocardiogr,1991,4(2):105-108.
10Bouchard A,Yock P,Schiller NB,et al.Value of color Doppler estimation of regurgitant volume in patients with chronic aortic insufficiency.Am Heart J,1989,117(5):1099-1105.
