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) Suzuki Toshiki and Taniguchi Yuta and Komiyama Jun and Kuno Toshiki and Adomi Motohiko and 阿部 智一 and 井口 竜太 and Miyawaki Atsushi and Imai Shinobu and 齋藤 誠 and Ohbe Hiroyuki and Aso Shotaro and Kamio Tadashi and 田宮 菜奈子 and 岩上 将夫,Characteristics and in-hospital mortality of patients with COVID-19 from the first to fifth waves of the pandemic in 2020 and 2021 in the Japanese Medical Data Vision database,Heliyon,2405-8440,Elsevier,2023-08,9,9,e19490,https://cir.nii.ac.jp/crid/1050018230030392832,