Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Watanabe M.,Impact of COVID-19 Pandemic on Bronchoesophagological Surgery,Nihon Kikan Shokudoka Gakkai Kaiho,0029-0645,The Japan Broncho-esophagological Society,2022-04-10,73,2,71-72,https://cir.nii.ac.jp/crid/1390854882595127296,https://doi.org/10.2468/jbes.73.71