[On the use of spasmolytics and analgesics in labor].
D000700:Analgesics; D000758:Anesthesia; D000773:Anesthesia, Obstetrical; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D010276:Parasympatholytics; D011247:Pregnancy
D000700:Analgesics; D010276:Parasympatholytics
ANESTHESIA, OBSTETRICAL