A Covid-19 vaccine, amazingly, is close. Why am I so worried? - STAT

A Covid-19 vaccine, amazingly, is close. Why am I so worried? - STAT

A Covid-19 vaccine, amazingly, is close. Why am I so worried?

By MICHAEL S. KINCH

NIAID/NIH

The work to develop a Covid-19 vaccine has been impressive. But we don't need just any vaccine: we deserve one that's been proven to be safe and effective.

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