[Relation between the diet of the residents and the incidence of gastric cancer in Yantai District].
D002681:China; D004032:Diet / Q000009:adverse effects; D006801:Humans; D008297:Male; D012907:Smoking; D013223:Statistics as Topic; D013272:Stomach Diseases / Q000150:complications; D013274:Stomach Neoplasms / Q000453:epidemiology* / Q000209:etiology; D011795:Surveys and Questionnaires