title: [Case study of the month: Down's syndrome. Clinical characteristics of Down's syndrome--diagnosis, therapy, and epidemiological observation].
mesh_terms: D002648:Child; D002657:Child Development; D002675:Child, Preschool; D004314:Down Syndrome / Q000453:epidemiology / Q000451:nursing*; D006801:Humans; D007223:Infant; D007564:Japan