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[Korting HJ et al:Dt Gesundh-Wesen36(20):867,1981(德文)] 本文介绍在东德一城市的在职居民中,作了对流感病毒不同亚型和不同毒株的抗体水平的长期观察,从而掌握不同年龄组的免
[Korting HJ et al: Dt Gesundh-Wesen36 (20): 867, 1981 (German)] This article describes the level of antibodies against different subtypes and strains of influenza virus among working residents in a city in East Germany Long-term observation, so as to master the different age groups exemption