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一九七五年十一月初至一九七六年二月,我们胃癌普查小组在党的领导下,以阶级斗争为纲,实行开门办科研,在抚顺市石化系统四个工厂两万五千余职工中进行了胃癌的普查。在普查中试用免疫学方法检测了胃粘膜的肠上皮化生病变。实践证
From the beginning of November 1975 to February 1976, under the leadership of the Party, we undertook the leadership of the Party and conducted class-based scientific research on the basis of class struggle. Resident workers conducted a survey of gastric cancer. Immunological methods were used in the census to detect intestinal metaplasia of the gastric mucosa. Practice certificate