echocardiography: prosthetic common atrioventricular valve regurgitant perivalvular circumferential
echocardiography: prosthetic common atrioventricular valve regurgitant perivalvular circumferential
echocardiography: prosthetic common atrioventricular valve regurgitant perivalvular circumferential (procedure)
echocardiography: prosthetic common atrioventricular valve regurgitant perivalvular circumferential (procedure)