[Clinical significance of changes in heart beat during fetal distress].
D000136:Acid-Base Equilibrium; D004562:Electrocardiography; D005260:Female; D005315:Fetal Diseases / Q000503:physiopathology*; D005318:Fetal Heart / Q000503:physiopathology*; D006339:Heart Rate; D006801:Humans; D011247:Pregnancy