3Mc Ebtee G,Pendr D.Current spectrum of intestinal obstruction[J].Br J Surg,1987,74(3):976
4Arnadu Ip,Schloegl M,Ollier J C,et,al.Colorectal Cancer in patients over 80 years of age[J].Dis colon Rectum,1991,34:896
5Sarr M G,Bulkley G B,Zuidema G D.Preoperative recongnition of intestinal strangulation obstruction prospective evaluation of diagnostic capability[J].Am J Surg,1983,145(1):176
