1Reid BJ,Levine DS,Longton G,et al.Predictors of progression to cancer in Barrett’ s esophagus: baseline histology and flow cytomety identify lowand high-risk[].The American journal of Gastroenterology.2000
2Sharma P.Controversies in Barrett’ s esophagus: management of high grade dyplasia[].Seminars in Gastrointestinal Disease.2001
3Barreda BF,Sanchez IJ,Misad NO,et al.Barrett’ s esophagus[].Rev Gastroenterol Peru.2002