Citing new data, Pfizer outlined a case for booster shots, but there’s a debate over whether they’re needed.
Citing new data, Pfizer outlined a case for booster shots, but there’s a debate over whether they’re needed.
![](https://static01.nyt.com/images/2021/07/28/world/28virus-briefing-waning-immunity/28virus-briefing-waning-immunity-mediumThreeByTwo440.jpg)
By BY CARL ZIMMER, APOORVA MANDAVILLI, SHARON LAFRANIERE AND REBECCA ROBBINS from NYT Health https://ift.tt/3BJMLdQ
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via Blogger https://ift.tt/2TH1DZr
July 29, 2021 at 03:36AM
![](https://static01.nyt.com/images/2021/07/28/world/28virus-briefing-waning-immunity/28virus-briefing-waning-immunity-mediumThreeByTwo440.jpg)
By BY CARL ZIMMER, APOORVA MANDAVILLI, SHARON LAFRANIERE AND REBECCA ROBBINS from NYT Health https://ift.tt/3BJMLdQ
via
via Blogger https://ift.tt/2TH1DZr
July 29, 2021 at 03:36AM
Citing new data, Pfizer outlined a case for booster shots, but there’s a debate over whether they’re needed.
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