1. Schistosomes, liver flukes and Helicobacter pylori;IARC Monographs on the evaluation of carcinogenic risks to humans,1994
2. Development of Helicobacter pylori-induced gastric carcinoma in Mongolian gerbils;Honda;Cancer Res,1998
3. A review of human carcinogens–Part B: Biological agents;Bouvard;Lancet Oncol,2009
4. Trends in cancer incidence and mortality;Coleman,1993
5. Global cancer statistics, 2002;Parkin;CA Cancer J Clin,2005