title: Fetal consequences of chronic methadone administration to pregnant rats: methadological problems.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D001724:Birth Weight; D005260:Female; D005333:Fetus / Q000187:drug effects*; D006801:Humans; D008431:Maternal-Fetal Exchange; D008691:Methadone / Q000008:administration & dosage / Q000494:pharmacology*; D011247:Pregnancy; D051381:Rats; D013375:Substance Withdrawal Syndrome
chemical_list: D008691:Methadone