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Published in 2021 at "PLoS ONE"
DOI: 10.1371/journal.pone.0238268
Abstract: Background To suppress the COVID-19 outbreak, the Norwegian government closed all schools on March 13, 2020. The kindergartens reopened on April 20, and the schools on April 27 and May 11 of 2020. The effect…
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Keywords:
reproduction number;
sars cov;
change reproduction;
kindergartens schools ... See more keywords