Initial clinical diagnosis was viral illness or viral hepatitis. 初步臨床診斷為病毒性疾病或病毒性肝炎。
Yellow fever is a viral disease transmitted by infected mosquitos that has caused large epidemics in Africa and the Americas. 黃熱病是一種由受感染蚊蟲(chóng)傳播的病毒性疾病，已在非洲和美洲引起了多次大的流行。
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