3 ms·
It's about the size of the particles (both COVID-19 and flu are 80–120 nm) not the type of virus. Besides, the other links concern a SARS virus.
by factsaresacred 7y ago
It's about the size of the particles (both COVID-19 and flu are 80–120 nm) not the type of virus.
Besides, the other links concern a SARS virus.