Quantitative relationships between slowing of the fetal heart rate and changes in base-excess in the second stage of labor.
D000136:Acid-Base Equilibrium; D005260:Female; D005312:Fetal Blood; D005318:Fetal Heart / Q000502:physiology*; D005311:Fetal Hypoxia / Q000097:blood / Q000503:physiopathology; D006339:Heart Rate; D006801:Humans; D007748:Labor Stage, Second; D007743:Labor, Obstetric; D011247:Pregnancy