Relative risks of excess P&I death among seniors aged 65–89 in 1995–2006 compared to 1978–1994 in Japan and the US, controlling for influenza subtype dominance, population aging, and trends in baseline risk of mortality.
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资源简介：
The period 1978–1994 corresponds to the schoolchildren vaccination program in Japan, which was discontinued after 1994. Vaccine protective effectiveness estimates were calculated as (1-1/RR)×100.
创建时间：
2015-12-02
