RT @DrEricDing: MIXING VACCINES—New study from Spain indicates it is likely safe to have taken AstraZeneca then switch to the Pfizer vaccin… 0 atbildes

Pēteris Krišjānis
(2021-05-19 01:57:52)
@twitter
RT @DrEricDing: MIXING VACCINES—New study from Spain indicates it is likely safe to have taken AstraZeneca then switch to the Pfizer vaccin…

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