title: The bearing-down efforts and their effects on fetal heart rate, oxygenation and acid base balance.
mesh_terms: D000136:Acid-Base Equilibrium; D001034:Apgar Score; D005260:Female; D005312:Fetal Blood / Q000032:analysis; D005318:Fetal Heart / Q000502:physiology*; D006339:Heart Rate; D006801:Humans; D007231:Infant, Newborn; D010100:Oxygen / Q000097:blood*; D005082:Physical Exertion; D011247:Pregnancy; D011312:Pressure; D014590:Uterine Contraction
chemical_list: D010100:Oxygen