Chile detects 4 cases of Omicron sub-variant BA.2
SANTIAGO, Feb. 16 (Xinhua) -- Chile on Wednesday said it has detected four cases of BA.2, a sub-variant of COVID-19 Omicron strain. Three of them were reported
Source: parisguardian.com
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SANTIAGO, Feb. 16 (Xinhua) -- Chile on Wednesday said it has detected four cases of BA.2, a sub-variant of COVID-19 Omicron strain. Three of them were reported