Nausea, vomiting, abdominal pain, diarrhea and fever were the main symptoms.Norwalk-like virus antigen was detected in some stool samples during the outbreak.

　
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  • 疫情全部發(fā)生在學(xué)校，發(fā)病時(shí)間均在冬春季，癥狀以惡心、嘔吐、腹痛、腹瀉、發(fā)熱為主，每起疫情均從部分患者糞便標本中檢出諾瓦克樣病毒抗原。
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目錄 附錄 查詞歷史
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