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病毒性肝炎是我市重点防制的急性传染病之一。本市自1 990年起在全市范围内设立了 30个病原学监测点 ,了解本市各种型别急性病毒性肝炎的发病动态和变化趋势。为了解肝炎病原学监测点的分型质量 ,于 1 999年 2月、1 999年 6月～2 0 0 0年 8月以及 2 0 0 1年 3月选择本市病毒性
Viral hepatitis is one of the key infectious diseases in our city. Since 1990, the city has set up 30 etiological monitoring points in the whole city to understand the incidence trends and trends of various types of acute viral hepatitis in this city. In order to understand the quality of typing of hepatitis etiology monitoring points, we selected the virulence of our city in February 1999, June 1999 to August 2000 and March 2001