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胃癌是我国城乡常见的恶性肿瘤之一,约占恶性肿瘤的第二～三位;在某些地区,胃癌占恶性肿瘤的首位,严重威胁着劳动人民的生命健康,直接影响社会主义革命和建设。近几年来,我国对胃癌的防治进行了大量的研究工作,为胃癌的防治研究工作提供了很多的宝贵经验。为了进一步验证病因调查中所发现的可疑因素与促癌因素。以及
Gastric cancer is one of the common malignancies in urban and rural areas in China, accounting for the second to third place in malignant tumors. In some areas, gastric cancer accounts for the first place in malignant tumors, which seriously threatens the lives and health of working people and directly affects the socialist revolution and construction. . In recent years, China has conducted a lot of research on the prevention and control of gastric cancer, which has provided many valuable experiences for the prevention and treatment of gastric cancer. In order to further verify the suspicious and cancer-promoting factors found in the cause investigation. as well as