rootless one
Although the epidemic has lasted for three years, it is not known whether it is because the new coronavirus mutates too quickly, or because modern medicine still has no way to fully decipher the characteristics of the virus. The medical community and medical and health experts still have various views on the new coronavirus. Contradictory, such as the repeated infection problem mentioned in this article, at the current speed of the spread of the new crown virus, no one can guarantee that they will not be reinfected The second time the symptoms were milder, but now the sub-journal of “Nature” obviously doesn’t think so, and it also emphasizes that the risk of death will double after re-infection. After reading so many completely opposite research results, I can’t help being a little confused, which one should I believe?
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