| 1. | 
				                                                                				                                                                       
				                                                                        陈万青, 郑荣寿, 张思维, 等. 2012 年中国恶性肿瘤发病和死亡分析. 中国肿瘤, 2016, 25(1): 1-8.0.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 2. | 
				                                                                				                                                                       
				                                                                        张惠珍, 王佩英. 牙周病与幽门螺杆菌相关性的观察研究. 浙江临床医学, 2005, 7(8): 808.0.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 3. | 
				                                                                				                                                                       
				                                                                        Watabe K, Nishi M, Miyake H, et al. Lifestyle and gastric cancer: a case-control study. Oncol Rep, 1998, 5(5): 1191-1194.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 4. | 
				                                                                				                                                                       
				                                                                        Michaud DS, Liu Y, Meyer M, et al. Periodontal disease, tooth loss, and cancer risk in male health professionals: a prospective cohort study. Lancet Oncol, 2008, 9(6): 550-558.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 5. | 
				                                                                				                                                                       
				                                                                        Hujoel PP, Drangsholt M, Spiekerman C, et al. An exploration of the periodontitis-cancer association. Ann Epidemiol, 2003, 13(5): 312-316.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 6. | 
				                                                                				                                                                       
				                                                                        Arora M, Weuve J, Fall K, et al. An exploration of shared genetic risk factors between periodontal disease and cancers: a prospective co-twin study. Am J Epidemiol, 2010, 171(2): 253-259.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 7. | 
				                                                                				                                                                       
				                                                                        Wen BW, Tsai CS, Lin CL, et al. Cancer risk among gingivitis and periodontitis patients: a nationwide cohort study. QJM, 2014, 107(4): 283-290.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 8. | 
				                                                                				                                                                       
				                                                                        曾宪涛, 李胜, 马钻, 等. Meta 分析系列之八: Meta 分析的报告规范. 中国循证心血管医学杂志, 2012, 4(6): 500-503.0.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 9. | 
				                                                                				                                                                       
				                                                                        Stang A. Critical evaluation of the Newcastle-Ottawa scale for the assessment of the quality of nonrandomized studies in meta-analyses. Eur J Epidemiol, 2010, 25(9): 603-605.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 10. | 
				                                                                				                                                                       
				                                                                        文进, 李幼平. Meta 分析中效应尺度指标的选择. 中国循证医学杂志, 2007, 7(8): 606-613.0.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 11. | 
				                                                                				                                                                       
				                                                                        罗杰, 冷卫东, 主编. 系统评价/Meta 分析理论与实践. 第一版. 北京: 军事医学科学出版社, 2013: 106-108.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 12. | 
				                                                                				                                                                       
				                                                                        Higgins JP, Thompson SG. Quantifying heterogeneity in a meta-analysis. Stat Med, 2002, 21(11): 1539-1558.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 13. | 
				                                                                				                                                                       
				                                                                        Linden GJ, Herzberg MC. Periodontitis and systemic diseases: a record of discussions of working group 4 of the joint EFP/AAP workshop on periodontitis and systemic diseases. J Clin Periodontol, 2013, 40(S14): 20-23.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 14. | 
				                                                                				                                                                       
				                                                                        刘文斌, 曹广文. 癌症进化发育学: 基于炎-癌转化研究的新学说. 中国肿瘤生物治疗杂志, 2017, 24(2): 103-111.0.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 15. | 
				                                                                				                                                                       
				                                                                        Adler I, Muino A, Aguas S, et al. Helicobacter pylori and oral pathology: relationship with the gastric infection. World J Gastroenterol, 2014, 20(29): 9922-9935.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 16. | 
				                                                                				                                                                       
				                                                                        Yang L. Incidence and mortality of gastric cancer in China. World J Gastroenterol, 2006, 12(1): 17-20.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 17. | 
				                                                                				                                                                       
				                                                                        田文静, 王滨有, 张建中, 等. 中国幽门螺杆菌感染与胃癌关系的 Meta 分析. 中国循证医学杂志, 2006, 6(11): 833-838.0.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 18. | 
				                                                                				                                                                       
				                                                                        Tsugane S. Salt, salted food intake, and risk of gastric cancer: epidemiologic evidence. Cancer Sci, 2005, 96(1): 1-6.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 19. | 
				                                                                				                                                                       
				                                                                        鲍萍萍, 陶梦华, 刘大可, 等. 吸烟、饮酒与胃癌关系的病例对照研究. 肿瘤, 2001, 21(5): 334-338.0.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 20. | 
				                                                                				                                                                       
				                                                                        Duell EJ, Travier N, Lujan-Barroso L, et al. Alcohol consumption and gastric cancer risk in the European Prospective Investigation into Cancer and Nutrition (EPIC) cohort. Am J Clin Nutr, 2011, 94(5): 1266-1275.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 21. | 
				                                                                				                                                                       
				                                                                        Krajden S, Fuksa M, Anderson J, et al. Examination of human stomach biopsies, saliva, and dental plaque for campylobacter pylori. J Clin Microbiol, 1989, 27(6): 1397-1398.
				                                                                 | 
				                                                            
				                                                        
				                                                            
				                                                                | 22. | 
				                                                                				                                                                       
				                                                                        张和平, 曹红勇, 袁爱华. 抗炎症治疗胃癌的原理和进展. 现代医学, 2013, 41(8): 605-609.0.
				                                                                 |