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胃癌是消化道最多见的肿瘤,揭示其病因与流行因素是制订防制对策的基础条件。移民流行病学研究表明,胃癌与遗传因素无明显联系,其病因主要存在于环境因素之中
Gastric cancer is the most common cancer of the digestive tract, revealing its etiology and epidemic factors is the basis for the development of control measures. Immigration epidemiological studies have shown that there is no significant relationship between gastric cancer and genetic factors, the main cause of environmental factors exist