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安徽省宣州市1988年12月至1989年2月发生了一起肝炎暴发流行。为了解这次肝炎流行的类型以及造成这次肝炎流行的原因,我们对其流行情况,进行了调查分析。现将结果报告如下。材料与方法宣州市位于我省东南部,有753,894人口,其中城关73,799人,乡镇680,095人。城关居民主要由一个自来水厂供水。水源取自宛溪河。本文资料来源于传染病报告卡、户藉主管部门及学校。对有食堂的学校膳食调查采用查
An epidemic of hepatitis outbreak occurred from December 1988 to February 1989 in Xuanzhou City, Anhui Province. To understand the type of hepatitis epidemic and the causes of the hepatitis epidemic, we conducted a survey and analysis of its prevalence. The results reported below. Materials and Methods Xuanzhou City is located in the southeastern part of our province with a population of 753,894, of which 73,799 are Chengguan and 680,095 townships. Chengguan residents are mainly supplied by a waterworks. Water comes from Wanxi River. This article information from infectious disease report cards, households borrowed by the competent authorities and schools. A canteen school diet survey is used