2Maurcr CA,R cnzulli P,Azzucchelli L. Use of accurate diagnostic Criteria may inerease incidence of stereoral perforation of the colon[J]. D is Colon Rectum,2000,43:991.
3Armbruster C,Kriwanek S,Roka R. Spontaneous perfo-ration of the large intestine. Resection with primaryanastomosis or staged (Hartmann) procedure?[J]. Chirurg,2001,72(8):910-913.