Letter: Acupuncture.
D015670:Acupuncture Therapy; D005260:Female; D006801:Humans; D007751:Labor, Induced; D010121:Oxytocin / Q000494:pharmacology; D011247:Pregnancy; D011453:Prostaglandins / Q000494:pharmacology
D011453:Prostaglandins; D010121:Oxytocin