Journal of Disaster Research
Online ISSN : 1883-8030
Print ISSN : 1881-2473
ISSN-L : 1881-2473
Special Issue on COVID-19 and Historical Pandemics Part 2
Population Density and Regional Differences Determine the Probability of COVID-19 Infection
Hideaki Karaki
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ジャーナル オープンアクセス

2022 年 17 巻 1 号 p. 61-64

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With the passage of almost two years since the outbreak of COVID-19, the characteristics of the infection have become clearer. It is now known that the peaks of infections recur approximately every four months, the probability of infection varies greatly by region, and the probability of infection correlates with population density.

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