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) Francesca Di Toro and Mattheus Gjoka and Giovanni Di Lorenzo and Davide De Santo and Francesco De Seta and Gianpaolo Maso and Francesco Maria Risso and Federico Romano and Uri Wiesenfeld and Roberto Levi-D'Ancona and Luca Ronfani and Giuseppe Ricci,Impact of COVID-19 on maternal and neonatal outcomes: a systematic review and meta-analysis,Clinical Microbiology and Infection,1198-743X,Elsevier BV,2021-01,27,1,36-46,https://cir.nii.ac.jp/crid/1360861711939228928,https://doi.org/10.1016/j.cmi.2020.10.007