title: Pill use in pregnancy not strongly linked to infants' heart defects.
mesh_terms: D003276:Contraceptives, Oral / Q000009:adverse effects*; D003278:Contraceptives, Oral, Hormonal / Q000009:adverse effects*; D005260:Female; D006330:Heart Defects, Congenital / Q000139:chemically induced*; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D012306:Risk
chemical_list: D003276:Contraceptives, Oral; D003278:Contraceptives, Oral, Hormonal