A COVID-19 vaccine will still save lives even if it’s not 100% effective, experts say

ABC News: As coronavirus cases continue to climb in hot spots across the U.S., positive results from the first phase of several drug trials have raised hopes that a vaccine will soon help Americans return to a normal life. But experts are stressing that even if the vaccine is not 100% effective, it will still be a safe and important tool in the fight against the virus.

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