You are viewing a single comment's thread from:RE: 三天两检View the full contextstefen (59)in HIVE CN 中文社区 • 3 years ago Vaccine is not working or not?
Vaccines are very useful. They can reduce severe diseases and improve resistance.
Yeah but seems like they are not so effective against new varients
The virulence of mutant virus has been reduced a lot, so we don't need to pay much attention to it.
Still we doing mass testings and lockdowns.
At present, we don't know how the virus will mutate, so it is necessary to prevent and control it.
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