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)
Marco La Verde and Gaetano Riemma and Marco Torella and Stefano Cianci and Fabiana Savoia and Federico Licciardi and Serena Scida and Maddalena Morlando and Nicola Colacurci and Pasquale De Franciscis,Maternal death related to COVID‐19: A systematic review and meta‐analysis focused on maternal co‐morbidities and clinical characteristics,International Journal of Gynecology & Obstetrics,0020-7292,Wiley,2021-05-18,154,2,212-219,https://cir.nii.ac.jp/crid/1360298761842860928,https://doi.org/10.1002/ijgo.13726