. Am J Trop Med Hyg. 2020 Aug;103(2):609-612. doi: 10.4269/ajtmh.20-0563. Epub 2020 Jun 9.Am J Trop Med Hyg. 2020.PMID: 32524964Free PMC article.
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Estimation of the Total Number of SARS-CoV-2-infected Individuals and the Necessary Tests and Cost during the First Wave of the COVID-19 Pandemic in Japan.