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为了探讨流脑的流行规律,进行疫情预测,及早采取防疫措施,现将平罗县1959～1977年流脑疫情资料和1978年度流脑细菌学和血清学调查结果分析如下。
In order to explore the epidemic of meningitis, to forecast the epidemic and take early preventive measures, the epidemiological data of meningitis from 1959 to 1977 in Pingluo County and the results of epidemiological and serological investigations in 1978 were analyzed as follows.