Factors affecting the laboratory-confirmed influenza and clinical influenza secondary attack ratios in the 350 household contacts.
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*Clinical influenza definition 1 is fever��38��C or at least 2 of headache, runny nose, sore throat, aches or pains in muscles or joints, cough, or fatigue. Clinical influenza definition 2 is at least 2 of fever��37.8��C, cough, headache, sore throat, aches or pains in muscles or joints. Clinical influenza definition 3 is the standard CDC classification of fever��37.8��C plus cough or sore throat.?OR = odds ratio.
创建时间：
2015-12-02
