Diseases, Conditions, Syndromes

Pfizer: Mid-November earliest it can seek virus vaccine OK

Pfizer Inc. cannot request emergency authorization of its COVID-19 vaccine before the third week of November—and that's if everything goes well, the company's CEO announced Friday.

Diseases, Conditions, Syndromes

Q&A: Should we worry about airborne coronavirus?

This week, more than 200 scientists from more than 30 countries signed an open letter published in the journal Clinical Infectious Diseases calling for the World Health Organization to provide guidance on aerosol transmission ...

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