2020-03-27 本日のCheck... Stay at home part-001 #COVID19 #新型コロナウィルス NOTES-Checkの巻 Think!-政治・経済の巻 NOTES-健康の巻 新型コロナウイルス 本日のCheck... Stay at home part-001 #COVID19 #新型コロナウィルス How many tests for COVID-19 are being performed around the world? - Our World in Data ourworldindata.org www.nytimes.com www.reuters.com