WASHINGTON (AP) — Responding to an outcry from medical experts, Food and Drug Administration Commissioner Stephen Hahn on Tuesday apologized for overstating the life-saving benefits of treating COVID-19 patients with convalescent plasma.
This fall, the U.S. will need to vaccinate huge numbers of Americans in the middle of a public-health crisis. It will also be a valuable dry run should a coronavirus shot arrive months later.
LONDON (Reuters) - British scientists analysing data from a widely-used COVID-19 symptom-tracking app have found there are six distinct types of the disease, each distinguished by a cluster of symptoms.
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