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为了解食管癌不同发病地区的饮食营养状况,探索食管癌的发病与饮食营养的关系,于1978年和1979年对我省淮安,扬中、如皋、邳县和吴县进行了两次饮食营养的对比调查。内容和方法1.选点:按1973年～1975年食管癌的标化死亡率分成高、中和低发区。以扬中县
To understand the nutritional status of esophageal cancer in different areas of incidence and to explore the relationship between the incidence of esophageal cancer and diet nutrition in 1978 and 1979 Huaian in our province, Yangzhong, Rugao, Pixian and Wu Xian conducted two dietary comparisons survey. Content and methods 1.Selection point: according to the standardization of mortality of esophageal cancer from 1973 to 1975, divided into high, low and medium incidence areas. To Yangzhong County