Vaccine: Operation Warp Speed leader expects coronavirus drug to be highly effective

The head of the government’s effort to develop a vaccine against Covid-19 says he expects the vaccine to have efficacy rates “in the 90%” range — but that there might not be enough vaccine available…
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source https://betterweightloss.info/vaccine-operation-warp-speed-leader-expects-coronavirus-drug-to-be-highly-effective/