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我县于1987年发现恙虫病,1989年共发生99例,为了解恙虫病的流行病学特征,我们对1989年全县恙虫病发病情况进行了流行病学调查。1 流行特征1.1 流行强度 1989年发生99例恙虫病,年发病率9.74/10万,无死亡。平原发
Scrub typhus was found in 1987 in our county and 99 cases occurred in 1989. To understand the epidemiological characteristics of scrub typhus, we conducted an epidemiological investigation on the incidence of scrub typhus in 1989 in our county. 1 epidemic characteristics 1.1 epidemic intensity 99 cases of tsutsugamushi disease in 1989, the annual incidence of 9.74 / 100 000, no death. Flat hair