title: A test for space clustering and its application to congenital limb defects in Cardiff.
mesh_terms: D005385:Fingers / Q000002:abnormalities*; D006801:Humans; D017880:Limb Deformities, Congenital; D013576:Syndactyly / Q000453:epidemiology*; D013997:Time Factors; D014034:Toes / Q000002:abnormalities*; D014852:Wales