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1990年7月12日至8月12日我县发生了流行性乙型脑炎(下称乙脑)流行,发病72例,由于疫情来势猛,病死率高至7月30日已发病60例,死亡6例,于7月31日至8月4日对疫区周围村庄0～7岁儿童进行了乙脑疫苗应急接种,接种率为91.27％(29278/32078)迅速控制了疫情,因此,认为应急接种是
July 12, 1990 to August 12 occurred in our county epidemic of Japanese encephalitis (hereinafter referred to as JE) epidemic, the incidence of 72 cases, due to epidemic situation fierce, case fatality rate as high as July 30 had 60 cases , 6 died, July 31 to August 4 in villages around the affected area 0 to 7-year-old children were vaccinated JE vaccine vaccination rate was 91.27% (29278/32078) rapid control of the outbreak, therefore, We think emergency vaccination is