title: Placental transfer of pethidine and norpethidine and their pharmacokinetics in the newborn.
mesh_terms: D000328:Adult; D003640:Dealkylation; D005260:Female; D005312:Fetal Blood / Q000378:metabolism; D006801:Humans; D007231:Infant, Newborn; D007700:Kinetics; D007743:Labor, Obstetric; D008431:Maternal-Fetal Exchange; D008614:Meperidine / Q000097:blood / Q000378:metabolism* / Q000652:urine; D011247:Pregnancy; D013997:Time Factors
chemical_list: D008614:Meperidine