[The functional characteristics of the degree of expression of the "2nd barrier" in patients with mitral stenosis].
D006801:Humans; D006976:Hypertension, Pulmonary; D008946:Mitral Valve Stenosis / Q000503:physiopathology*; D011652:Pulmonary Circulation; D012129:Respiratory Function Tests
K funktsional'noĭ kharakteristike stepeni vyrazhennosti "II bar'era" u bol'nykh s suzheniem predserdnozheludochkovogo otverstiia serdtsa.