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为了最后0.01%的脊灰病例,我们先给病毒做了个“蜡像”
当王瑞杰接到脊髓灰质炎疫苗的项目时,他下意识的想法是——这还有什么可做的吗? 脊髓灰质炎,也叫小儿麻痹症,在上个世纪让不少父母闻风丧胆。 幸而脊灰灭活、减毒疫苗相继研发成功。自1988年全球根除脊灰行动启动,在两种疫苗合力之下,脊灰病例 ...
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