The Chinese scientist called Koronavirus "a perfect virus"

The virologist Van Chen told why Koronavirus consider "perfect". It is a virus strongly differs from others. The mankind for all history of existence faced various viruses, but the situation with Koronavirus much more differs from the previous. The expert-virologist Van Chen from China told that Koronavirus the special. The pathogen constantly is exposed to mutations, but thus keeps the stability. Thanks to this ability researchers called...