murmur left lower sternal border systolic heard clearest with patient sitting and leaning forward at end of expiration
murmur left lower sternal border systolic heard clearest with patient sitting and leaning forward at end of expiration
murmur left lower sternal border systolic heard clearest with patient sitting and leaning forward at end expiration
murmur left lower sternal border systolic heard clearest with patient sitting and leaning forward at end expiration