title: Congenital megacolon observation by Frederick Ruysch--1691.
mesh_terms: D002675:Child, Preschool; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D006801:Humans; D008531:Megacolon / Q000266:history*; D009426:Netherlands