目的了解流感流行和流感病毒毒株表面抗原性变异情况。
Objective To understand the situations of influenza epidemic as well as the aberrance of the surface proteins antigenicity of influenza virus.
目的了解流感流行和流感病毒毒株表面抗原性变异情况。
Objective To understand the situations of influenza epidemic as well as the aberrance of the surface proteins antigenicity of influenza virus.
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