我是看经济学人说的
“America’s Food and Drug Administration, that country’s medical regulator, has promised a “streamlined” process for authorising updated vaccines. This would be satisfied by small trials intended to make sure a modified vaccine triggers a suitable immune response, rather than the big, so-called phase-three trials required to test a completely new product.”
【 在 salida 的大作中提到: 】
: 还是得三期试验。而且,还得针对这种变种做实验
: 如果往最坏的方向发展(就是疫苗效果不到50%),股市会有一场腥风血雨
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FROM 59.109.145.*