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) Caifang Zheng and Weihao Shao and Xiaorui Chen and Bowen Zhang and Gaili Wang and Weidong Zhang,Real-world effectiveness of COVID-19 vaccines: a literature review and meta-analysis,International Journal of Infectious Diseases,1201-9712,Elsevier BV,2022-01,114,,252-260,https://cir.nii.ac.jp/crid/1360861711978793216,https://doi.org/10.1016/j.ijid.2021.11.009