title: The effects of maternally-administered morphine on rat foetal development and resultant tolerance to the analgesic effect of morphine.
mesh_terms: D000014:Abnormalities, Drug-Induced / Q000209:etiology; D000818:Animals; D000831:Animals, Newborn; D004361:Drug Tolerance; D005260:Female; D005333:Fetus / Q000187:drug effects*; D005865:Gestational Age; D006358:Hot Temperature; D008431:Maternal-Fetal Exchange; D009020:Morphine / Q000008:administration & dosage / Q000494:pharmacology*; D011247:Pregnancy; D051381:Rats
chemical_list: D009020:Morphine