Assessing the regional impact of Japan’s COVID-19 state of emergency declaration: a population-level observational study using social networking services
Objective On 7 April 2020, the Japanese government declared a state of emergency in response to the novel coronavirus outbreak. To estimate the impact of the declaration on regional cities with low numbers of COVID-19 cases, large-scale surveillance to capture the current epidemiological situation o...
Main Authors: | , , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
BMJ Publishing Group
2021-02-01
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Series: | BMJ Open |
Online Access: | https://bmjopen.bmj.com/content/11/2/e042002.full |