[Polygraphic observations in some combined defects (mitral defect--tricuspid insufficiency--mitral stenosis--aortic stenosis or insufficiency].
D001024:Aortic Valve Stenosis; D006330:Heart Defects, Congenital; D006351:Heart Valves; D006801:Humans; D008946:Mitral Valve Stenosis; D014262:Tricuspid Valve Insufficiency
HEART DEFECTS, CONGENITAL; HEART VALVES