title: The use of gass chromatography-mass spectrometry methods in perinatal pharmacology.
mesh_terms: D001463:Barbiturates / Q000378:metabolism / Q000652:urine*; D002110:Caffeine / Q000378:metabolism / Q000652:urine*; D002849:Chromatography, Gas; D005260:Female; D005333:Fetus / Q000187:drug effects*; D006801:Humans; D007231:Infant, Newborn; D013058:Mass Spectrometry; D008431:Maternal-Fetal Exchange; D008614:Meperidine / Q000378:metabolism / Q000652:urine*; D010634:Phenobarbital / Q000652:urine; D011247:Pregnancy; D012631:Secobarbital / Q000652:urine
chemical_list: D001463:Barbiturates; D012631:Secobarbital; D002110:Caffeine; D008614:Meperidine; D010634:Phenobarbital