title: Letter: Incidence of congenital limb-reduction deformities.
mesh_terms: D000013:Congenital Abnormalities / Q000453:epidemiology*; D004739:England; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D017880:Limb Deformities, Congenital; D011247:Pregnancy; D014427:Twins