January 11th local time, WHO held a regular press conference on COVID-19.
WHO chief scientist Sumia Swaminatan said that governments and individuals still need to be reminded of the need to adhere to epidemic prevention measures.
Although the coronavirus vaccine has begun to protect the most vulnerable people, no degree of global reach in 2021.
Herd immunity. Even if some countries achieve herd immunity this year, they will not protect people around the world.
Even if vaccination is expanded to all populations, public health measures remain important.