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为了掌握流行性感冒 (流感 )的流行情况 ,于1999、2 0 0 0年 1～ 5月收集了急性上呼吸道感染患儿的鼻咽拭子 ,分离和鉴定流感病毒 ,现简报如下。1 标本和试剂 收集发病 3ｄ ,6个月～ 5岁急性上呼吸道感染患儿的鼻咽拭子 ,每周 2 0份 ,共 4 0 0份。流感病毒鉴定血清和狗肾传?
To understand the prevalence of influenza (influenza), nasopharyngeal swabs from children with acute upper respiratory tract infection were collected from January to May 1999 to isolate and identify influenza viruses. The briefing is as follows. 1 specimens and reagents for the onset of 3d, 6 months to 5 years old children with acute upper respiratory tract infection of nasopharyngeal swabs, 20 copies per week, a total of 400 copies. Influenza virus identification of serum and dog kidney?