Virus more contagious by mutation in second wave

Corona mutation increases the risk of infection A study by the Houston Methodist Hospital is the first to compare samples of the coronavirus at two … Read more

Corona mutation: In the second wave, the virus was more contagious than before

Corona mutation increases the risk of infection A study by the Houston Methodist Hospital is the first to compare samples of the corona virus at … Read more

Covid-19: do antibodies disappear over time?

Question asked by CĂ©line on 09/09/2020 Hello, You ask us whether it is true that former infected people can present a negative serological test. We … Read more