00265nam a2200097Ia 4500008004100000100002500041245001400066245003200080260000900112856004600121160531s9999    xx            000 0 und d  aAmornyotin, Somchai.  aEndoscopy  cby Somchai Amornyotin (ed.)  c2013  uhttp://www.intechopen.com/books/endoscopy