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1996年夏秋季，土左旗一偏僻山村发生了一起以小学生为主的甲肝爆发流行。由于报告不及时，流行持续3个月之久。经采取以切断传播途径为主的综合性防制措施，疫情得以平息，现将有关情况报告如下。回资料与方法1．回病例调查对所有病例进行个案流行病学调查。血清AI－T检测，并
In the summer and autumn of 1996, an outbreak of hepatitis A with primary school pupils occurred in a secluded mountain village in Tuochuo Banner. As the report is not timely, the epidemic lasted 3 months. After taking a comprehensive control measures to cut off the route of transmission, the epidemic has subsided. The relevant information is reported as follows. Back to materials and methods 1. Case back-up Case-by-case epidemiological investigation of all cases. Serum AI-T test, and