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) Petra Zimmermann and Laure F. Pittet and Nigel Curtis,How Common is Long COVID in Children and Adolescents?,Pediatric Infectious Disease Journal,0891-3668,Ovid Technologies (Wolters Kluwer Health),2021-09-16,40,12,e482-e487,https://cir.nii.ac.jp/crid/1360580237005637120,https://doi.org/10.1097/inf.0000000000003328