from Yahoo News - Latest News & Headlines https://ift.tt/3GTz2U2
Early evidence suggests Omicron infection could give people 'superimmunity' against future coronavirus variants, but experts warn COVID-19 is still unpredictable
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from Yahoo News - Latest News & Headlines https://ift.tt/3GTz2U2
from Yahoo News - Latest News & Headlines https://ift.tt/3GTz2U2
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