[Significance of certain roentgenokymographic indicators in determination of cardiac functional activity].
D006339:Heart Rate; D006801:Humans; D009200:Myocardial Contraction; D011859:Radiography
HEART BEAT AND RHYTHM; ROENTGENOGRAPHY
Znachenie nekotorykh rentgenokimograficheskikh pokazatelei pri opredelenii funktsional'noi aktivnosti serdtsa.