International Evidence on Vaccines and the Mortality to Infections Ratio in the Pre-Omicron Era
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下载链接：
https://www.nber.org/papers/w29498
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资源简介：
Prior to the appearance of the Omicron variant, observations on countries like the UK that have accumulated a large fraction of inoculated individuals suggest that, although initially, vaccines have little effect on new infections, they strongly reduce the share of mortality out of a given pool of
提供机构：
美国国家经济研究局
创建时间：
2021-11-01
