Tag Archives: Top US virus expert warns COVID-19 vaccine may be only partially effective

An approved coronavirus vaccine could end up being effective only 50-60% of the time, meaning public health measures will still be needed to keep the pandemic under control, Dr. Anthony Fauci, the top U.S. infectious diseases expert, said on Friday. “We don’t know yet what the efficacy might be. We don’t know if it will be 50% or 60%. I’d …

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