Top health official fears vaccine less effective against South African strain https://t.co/rRa4qvuFSn via @timesofisrael 0 atbildes

KM
(2021-01-31 10:41:51)
@twitter
Top health official fears vaccine less effective against South African strain https://t.co/rRa4qvuFSn via @timesofisrael

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