Defining contagiousness remains a challenge for the scientific community. Answering them would make it easier to fight against the SARS-CoV-2 coronavirus.
As the number of officially counted cases on the planet exceeds one million and more than 54,000 individuals have died, the scientific race to better understand – and combat – the coronavirus SARS-CoV-2, intensifies. One of the main unknowns to be resolved to date concerns the contagiousness of infected people. Who is contagious and for how long? Researchers are still struggling to answer these questions precisely because of insufficient solid evidence.
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