2Okumura T,Aruga H,Inohara H,et al.Endoscopic examination of the upper gastrointestinal tract for the presence of second primary cancers in head and neck cancer patients.Acta Otolaryngol Suppl,1999,501:103-106.
3Pohl J,May A,Rabenstein T,et al.Comparison of computed virtual chromoendoscopy and conventional chromoendoscopy with acetic acid for detection of neoplasia in Barrett's esophagus.Endoscopy,2007,39(7):594-598.
6Dawsay SM ,Fleischer DE,Wang GQ, et al. Mucosal iodin staining improves endoscopic visualization of squamous dysplasia and :squamous cell cacinoma of the esophagus in Linxian, China. Cancer, 1998,83(2 ) :220-231.
8Yoshi T. Basic research in vital staining method. Toluidine blue staining for malignant gastric lesion. In" Gastrointestinal Endoscopy with Application of Dye" ed by T. Takemoto et al, Igaku Shoin ,Tokyo, 1994:21-27.
9Nomura S, Kaminishi M. Surgical treatment of early gastric cancer. Dig Surg, 2007, 24 (2): 96-100.
10Dinis-Ribeiro M. Chromoendoscopy for early diagnosis of gastric cancer. Eur J Gastroenterol Hepatol, 2006, 18 (8): 831-838.