title: [Normal interrelations between the duration of cardiac electric systole and cardiac rhythm in pregnant women and parturients].
mesh_terms: D000293:Adolescent; D000328:Adult; D002302:Cardiac Output; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000502:physiology* / Q000503:physiopathology; D006334:Heart Function Tests; D006339:Heart Rate; D006801:Humans; D007743:Labor, Obstetric; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular / Q000503:physiopathology
vernacular_title: O normal'nykh vzaimootnosheniiakh mezhdu prodolzhitel'nost'iu elektricheskoĭ sistoly serdtsa i serdechnym ritmom u beremennykh i rodil'nits.