The SARS-CoV-2 virus just won’t stop evolving and disappear when the vaccine arrives

Vaccines offer the body’s immune system a glimpse of the virus, and then the immune system builds a broad attack.

from http://www.firstpost.com/health/the-sars-cov-2-virus-just-wont-stop-evolving-and-disappear-when-the-vaccine-arrives-9069141.html