Understanding the hows, whys and effects of the coronavirus pandemic: Watch vid...

Out of the hundreds of known types of the coronavirus, there are only 7 that have an effect on humans. 4 of these viruses cause colds that result in mild, highly contagious infections that affect the nose and throat and only 3 out of those can result in deadly diseases.

from Hindustan Times - topnews https://ift.tt/3hvU6mj
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