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BA.2 believed to be dominant COVID strain in L.A. CountyApril 7, 2022
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COVID sub-variant 'BA.2' increasing in L.A. CountyMarch 25, 2022
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Be COVID cautious during L.A. Marathon festivities, L.A. health director saysMarch 18, 2022
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Dr. Fauci warns of 'more ominous' strains of COVID-19January 17, 2021