‘Pathogen that causes Covid-19 does not have to travel to the lungs to replicate, researchers say. High viral load in the throat at the onset of symptoms suggests people with Covid-19 are infectious very early on, they say.’
Read here (South China Morning Post, April 9, 2020)
Worst ever Covid variant? Omicron
John Campbell shares his findings on Omicron. View here (Youtube, Nov 27, 2021)
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