title: Open fetal malformations in incorrectly dated pregnancies with initially low maternal serum alpha-fetoprotein.
mesh_terms: D000013:Congenital Abnormalities / Q000175:diagnosis*; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D012306:Risk; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D000509:alpha-Fetoproteins