the auscultatory and phonocardiographic characteristics of the functional systolic murmur are described , a conclusion on the absence of any connection between this murmur and the valvular apparatus of the heart is drawn , an opinion on the mechanism of its formation is presented , and the data on the effect of beta-blocking agents on the systolic murmur ( single dose and a course of treatment ) are discussed .
C0018808
murmur
C0232257
systolic murmur