The vomiting hazard in obstetric anaesthesia.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000773:Anesthesia, Obstetrical; D005260:Female; D005745:Gastric Acidity Determination; D006801:Humans; D007743:Labor, Obstetric; D008875:Middle Aged; D011247:Pregnancy; D014839:Vomiting / Q000517:prevention & control*