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十九世纪末期已发现联苯胺生产工人可发生膀胱癌。近年来日本、英国、苏联等国家已把联苯胺列入禁用物质;英国、苏联、西德、法国、东德、意大利等国家已把接触联苯胺工人引起的膀胱癌作为职业病待遇。为查明我国联苯胺接触工人膀胱痛的发病情况,于1982年对天津、上海、吉林等省市制造和使用联苯胺工人所发生的膀胱癌及其恶性肿瘤进行了调查。我们采用回顾性前瞻调查的方法,把从事联苯胺作业累计专业工龄一年以上者列为
It has been found in the late nineteenth century that benzidine production workers can develop bladder cancer. In recent years, Japan, the United Kingdom, the Soviet Union and other countries have banned benzidine substances; Britain, the Soviet Union, West Germany, France, East Germany, Italy and other countries have been exposed to benzidine workers caused by bladder cancer as an occupational disease treatment. To find out the incidence of bladder pain in workers exposed to benzidine in our country, we investigated the manufacture and use of bladder cancer and its malignant tumors by benzidine workers in Tianjin, Shanghai and Jilin provinces in 1982. We use a retrospective prospective survey method, engaged in the total length of benzidine work more than one year as a