title: Differences in 17-oxogenic steroid excretion in pregnancies with normal and anencephalic foetuses.
mesh_terms: D015068:17-Ketosteroids / Q000378:metabolism / Q000652:urine*; D000757:Anencephaly; D003276:Contraceptives, Oral; D004997:Ethinyl Estradiol / Q000494:pharmacology; D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications
chemical_list: D015068:17-Ketosteroids; D003276:Contraceptives, Oral; D004997:Ethinyl Estradiol