By Julie Appleby, Kaiser Health News President Donald Trump makes no secret he would like a COVID-19 vaccine to be available before the election.
But it’s doubtful that will happen and, even after a vaccine wins FDA approval, there would be a long wait before it’s time to declare victory over the virus.
Dozens of vaccine candidates are in various testing stages around the world, with 11 in the last stage of preapproval clinical trials — including four in the U.S.
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