Pfizer’s shot remains strong against disease, but Israeli data raise the prospect of it waning against infection.
By BY CARL ZIMMER from NYT Science https://ift.tt/36UjMWy
By BY CARL ZIMMER from NYT Science https://ift.tt/36UjMWy
By BY CARL ZIMMER from NYT Science https://ift.tt/36UjMWy
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