The Effects of Border Shutdowns on the Spread of COVID-19
Objectives At the beginning of the coronavirus disease 2019 (COVID-19) pandemic, some countries imposed entry bans against Chinese visitors. We sought to identify the effects of border shutdowns on the spread of the COVID-19 outbreak. Methods We used the synthetic control method to measure the effec...
Wedi'i Gadw mewn:
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Korean Society for Preventive Medicine,
2020-09-01T00:00:00Z.
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| Mynediad Ar-lein: | Connect to this object online. |
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Ychwanegu Tag
Dim Tagiau, Byddwch y cyntaf i dagio'r cofnod hwn!
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Rhyngrwyd
Connect to this object online.3rd Floor Main Library
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A1234.567 |
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| Copi 1 | Ar gael |