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Covid-19 is still an unknown virus


Many Japanese want to think that this viral infection is a cold, and that the sequelae have nothing to do with the Covid-19.
However, the idea of ​​having a cold or flu because of its low pathogenicity is out of phase and wrong.
Covid-19 is still an unknown virus, whether it is classified as Class 2 or Class 5.
Science is only catching up with the fact that the shape of the viral process resembles a crown.

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