COVID-19 Leveling Off in California as Some Northeastern States See New Surges
KQED's Forum
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Do You Need a Second Booster?
There's many different aspects of these two vaccins for the immune response that they induce. It doesn't really pay to get two that are different is, you know, going back and forth. As long as along the way you got one that wasn't the same, that would be helpful. Let me go to bob and berkeley next.
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