2Keeney S, Bauer TL. Epidemiology of adenocarcinoma of the esophagogas- tric junction. Surg Oncol Clin N Am ,2006,15:687-696.
3Crane SJ, Richard Locke G, Harmsen WS, et al. The changing incidence of oesophageal and gastric adenocarcinoma by anatomic sub-site. Aliment Pharmacol Ther,2007 ,25 :447-453.
5Xue L, Xing L, Wang J, et al. Serum pepsinogens and Helicobacter pylori are not associated with esophageal sqttamous cell carcinoma in a high-risk area in China. Tumori ,2013,99 : 134-138.
6Xue L, Zhang X, Li Y, et al. Differences of immunophenotypic markers and signaling molecules between adenocarcinomas of gastric cardia and distal stomach. Hum Patho1,2011,42:594-601.
7Yao D, Wang Y,Xue L,et al. Different expression pattern and signifi- cance of p14ARF-Mdm2-p53 pathway and Bmi-1 exist between gastric cardia and distal gastric adenocarcinoma. Hum Pathol, 2013,44 : 844- 85l.