[USE OF THE VALSALVA MANEUVER IN THE DETECTION OF CORONARY INSUFFICIENCY].
D003327:Coronary Disease; D004562:Electrocardiography; D006801:Humans; D012129:Respiratory Function Tests; D014636:Valsalva Maneuver
CORONARY DISEASE; ELECTROCARDIOGRAPHY; RESPIRATORY FUNCTION TESTS; VALSALVA'S MANEUVER
WYKORZYSTANIE ZABIEGU VALSALVY W ROZPOZNAWANIU NIEWYDOLNO'SCI WIE'NCOWEJ.