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1998年2月中下旬至1998年5月上旬,四川省发生了一次较大范围的流感爆发流行,此次疫情来势猛,蔓延迅速,波及面广,为我省近十年来少见。本文报道此次爆发疫情的流行特征,相关病原以及抗原性变异情况,进一步阐述甲3亚型流感毒株在我省的流行特征,为今后我省流感的预测和预防提供依
In mid-and late February 1998 to early May 1998, a large-scale outbreak of influenza was reported in Sichuan Province. The outbreak of the epidemic was fierce, spread rapidly and spread widely. It was rare for the past ten years in our province. This article reports the epidemic characteristics of this outbreak, related pathogens and antigenic variation, to further elaborate on the epidemiological characteristics of influenza A 3 subtype strains in our province for the future prediction and prevention of influenza in our province by