Disposition of pethidine in childbirth.
D000328:Adult; D005260:Female; D005312:Fetal Blood / Q000032:analysis; D006801:Humans; D007231:Infant, Newborn; D007743:Labor, Obstetric; D008614:Meperidine / Q000097:blood / Q000378:metabolism*; D011247:Pregnancy; D013997:Time Factors
D008614:Meperidine