The exact number of attendees at the four venues where the
clusters of infections developed is not yet known.
https://www.japantimes.co.jp/news/2020/03/11/natio...
※ジャパン・タイムズの報道記事本文。
Covid 19 coronavirus: Two new
infection clusters as cases climb past 1000
https://www.nzherald.co.nz/nz/news/article.cfm?c_i...
※報道記事見出し
Investigation of Three COVID-19
Infection Clusters in Singapore
https://www.jwatch.org/na51156/2020/03/23/investig...
※記事見出し
Cluster of Infections Caused by Methicillin-Resistant Staphylococcus pseudintermedius in Humans in a Tertiary Hospital
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC41361...
※今回の新型コロナウイルスについてのものではないが、感染クラスターについての論文のタイトル