Co-Authors
This is a "connection" page, showing publications co-authored by Keisuke Ejima and Koji Makiyama.
Connection Strength
0.114
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Assessing the regional impact of Japan's COVID-19 state of emergency declaration: a population-level observational study using social networking services. BMJ Open. 2021 02 15; 11(2):e042002.
Score: 0.058
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An assessment of self-reported COVID-19 related symptoms of 227,898 users of a social networking service in Japan: Has the regional risk changed after the declaration of the state of emergency? Lancet Reg Health West Pac. 2020 Aug; 1:100011.
Score: 0.056