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1993年5月美国西南部鉴定出一种汉坦病毒(Hantavirus)引起的急性呼吸道疾病。已有30例病人(死亡20例)获得此感染的实验室证据。1例病人用三氮唑核苷治疗奏效。
In May 1993, an acute respiratory disease caused by Hantavirus was identified in the southwestern United States. Thirty patients (20 deaths) have obtained laboratory evidence of this infection. One patient was treated with ribavirin.