Severe COVID-19 is defined as SARS-CoV-2 infection with hypoxemia, respiratory distress (respiratory rate >30), and/or severe pneumonia on imaging (>50% infiltrates). 46, 47 Patients with ...
There’s a tantalizing new clue in the hunt for the origins of the Covid-19 pandemic. A new analysis of genetic material collected from January to March 2020 at the Huanan Seafood Market in Wuhan, ...
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