All four confirmed cases are now self-isolating. 300 and 75 other returnees from seven different southern African countries who arrived in Ontario over the past two weeks were offered asymptomatic testing and are undergoing mandatory home quarantine.／やっぱ検疫抜けてんのか
『Ontario confirms 2 more Omicron COVID-19 variant cases, bringing confirmed total to 4』へのコメント
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