Kanada: Covid-Impfung alle 9 Monate Aktualisiert am 07. Juli 2022 #Covid - booster Canada Health Minister Jean-Yves Duclos says people may need to get COVID-19 booster every 9 months | Fortune Enter some description here... https://fortune.com/2022/07/05/canada-health-minister-jean-yves-duclos-says-people-nmay-eed-to-get-covid-19-booster-shot-every-9-months/