title: The three-century history of an Iowa family with Huntington's chorea.
mesh_terms: D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D006816:Huntington Disease / Q000235:genetics / Q000266:history*; D007484:Iowa