title: Influenza epidemic and congenital defects.
mesh_terms: D002490:Central Nervous System / Q000002:abnormalities*; D002648:Child; D005260:Female; D005387:Finland; D006330:Heart Defects, Congenital / Q000453:epidemiology*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007251:Influenza, Human / Q000453:epidemiology*; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000453:epidemiology*; D014564:Urogenital Abnormalities