[Change in the duration of the systole in changes of body position].
D004562:Electrocardiography; D006321:Heart / Q000502:physiology*; D006801:Humans; D008946:Mitral Valve Stenosis / Q000503:physiopathology*; D011187:Posture
Izmenenie prodolzhitel'nosti sistol pri peremene polozheniia tela.