title: Congenital malformations and refused termination.
mesh_terms: D000014:Abnormalities, Drug-Induced / Q000453:epidemiology; D000028:Abortion, Induced; D000630:Aminopterin / Q000009:adverse effects; D000013:Congenital Abnormalities / Q000453:epidemiology*; D004739:England; D005260:Female; D005313:Fetal Death / Q000453:epidemiology; D006801:Humans; D011247:Pregnancy
chemical_list: D000630:Aminopterin