著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Ying Liu and Joacim Rocklöv,The effective reproductive number of the Omicron variant of SARS-CoV-2 is several times relative to Delta,Journal of Travel Medicine,1195-1982,Oxford University Press (OUP),2022-03-09,29,3,taac037,https://cir.nii.ac.jp/crid/1360013170803824768,https://doi.org/10.1093/jtm/taac037