murmur right upper sternal border continuous heard clearest with patient sitting and leaning forward at end of expiration
murmur right upper sternal border continuous heard clearest with patient sitting and leaning forward at end of expiration
murmur right upper sternal border continuous heard clearest with patient sitting and leaning forward at end of expiration
murmur right upper sternal border continuous heard clearest with patient sitting and leaning forward at end of expiration