title: The effect of lumbar epidural analgesia on the fetal heart.
mesh_terms: D000767:Anesthesia, Epidural / Q000379:methods*; D000773:Anesthesia, Obstetrical / Q000379:methods*; D005260:Female; D005318:Fetal Heart / Q000187:drug effects*; D006801:Humans; D011247:Pregnancy