COVID-19 — United States
“All this is an extension of our experience in the year 2003,” Yuen said. “We have nothing to brag about because we learned bitterly from 2003 SARS.” The appearance of an unknown virus to which no one has immunity created a desperate need for effective treatments. Hong Kong doctors are using several experimental infusions including convalescent plasma — a mix of factors extracted from recovered patients’ blood — and interferon, an immune-system protein.
They’re also using the antivirals
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