イスラエルのオミクロン感染者は全員ワクチン接種者
https://www.newsweek.com/nu-b-1-1-529-covid-variant-discovered-israel-heavily-mutated-strain-spreads-1653456
ボツワナのオミクロン感染者は全員ワクチン接種者
https://nationalfile.com/omicron-four-people-with-new-covid-variant-were-fully-vaccinated-botswana-government-reports/
