title: Letter: Aspiration during vaginal delivery.
mesh_terms: D000769:Anesthesia, Inhalation; D000773:Anesthesia, Obstetrical; D036861:Delivery, Obstetric; D004435:Eating; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D001239:Inhalation; D007442:Intubation, Intratracheal; D007743:Labor, Obstetric; D008733:Methoxyflurane; D011015:Pneumonia, Aspiration / Q000517:prevention & control; D011247:Pregnancy; D013270:Stomach; D013997:Time Factors
chemical_list: D008733:Methoxyflurane