title: An estimate of the population frequency of congenital malformations of the upper limb.
mesh_terms: D001132:Arm / Q000002:abnormalities*; D000013:Congenital Abnormalities / Q000453:epidemiology*; D005385:Fingers / Q000002:abnormalities*; D006228:Hand Deformities, Congenital; D006801:Humans; D007564:Japan; D012042:Registries; D013577:Syndrome; D006113:United Kingdom; D014481:United States