title: Incidence of congenital defects in South Wales, 1964-6.
mesh_terms: D000015:Abnormalities, Multiple / Q000453:epidemiology; D001842:Bone and Bones / Q000002:abnormalities; D002490:Central Nervous System / Q000002:abnormalities; D000013:Congenital Abnormalities / Q000145:classification / Q000453:epidemiology*; D004065:Digestive System Abnormalities; D004423:Ear / Q000002:abnormalities; D004739:England; D005124:Eye Abnormalities; D006330:Heart Defects, Congenital / Q000453:epidemiology; D006801:Humans; D007231:Infant, Newborn; D017880:Limb Deformities, Congenital; D011153:Population; D015619:Respiratory System Abnormalities; D014564:Urogenital Abnormalities; D014852:Wales