Covid a lower respiratory infection that would have shown up with bi-lateral pneumonia.
And since the first indications of the disease were in early December in China, it is unlikely it spread to the US until late December at the earliest—and mostly likely not until during the Lunar New Year period.
“Covid a lower respiratory infection that would have shown up with bi-lateral pneumonia.”
COVID can be an upper respiratory infection and bi-lateral pneumonia may not occur.