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一、流行特点与规律 从1967至1973年流行发病共1479例病人,从患者培养出6株羊种布氏杆菌。病人分布在养羊较多的19个乡镇272个自然村;出现45个暴发点;患病率是南高北低;发病最高年份是1971～1972年,1973年显著下降,1974年以来无新发病人。 几年来对1229份较完整的病例资料分析,布病的流行规律一年四季均有发生,但以春夏季发病较多,占总病例的76.6％。从感染方式看,患者多是在
First, the characteristics and laws of the epidemic From 1967 to 1973 the prevalence of a total of 1479 patients, from the patient to cultivate 6 sheep Brevibacterium. The patients were distributed in 272 natural villages in 19 villages and towns with more sheep; 45 outbreaks were observed; the prevalence was high in the south and low in the north; the highest incidence was from 1971 to 1972, but dropped significantly in 1973 and no new onset since 1974 people. Over the past few 1229 more complete case analysis, the prevalence of brucellosis occurred all year round, but more incidence in spring and summer, accounting for 76.6% of the total cases. From the way of infection, the patient is more