[USEFULNESS OF THE MACRUZ INDEX IN THE DIAGNOSIS OF MITRAL STENOSIS].
D004562:Electrocardiography; D006801:Humans; D008946:Mitral Valve Stenosis
ELECTROCARDIOGRAPHY; MITRAL VALVE STENOSIS
PRZYDATNO'S'C WSKA'ZNIKA MACRUZA W DIAGNOSTYCE ZW EZENIA MITRALNEGO.