Authoritative Express | The number of new crown vaccine doses in China exceeds 3.1 billion

The National Health Commission announced on February 24

The number of new crown vaccine doses in China exceeded 31 100 million

Recently, the sequential booster immunization of the new crown vaccine was launched

The research data shows that

Both homologous booster immunization and sequential booster immunization can further improve the immunization effect

experts appeal to those who meet the vaccination conditions

active vaccination and early vaccination

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Local clustered epidemics still occur

Expert tips

To overcome paralysis and relaxation

Precise epidemic prevention and control

Producer: Hu Qinghai

Reporter: Xu Penghang

< p>Editor: Wang Naishui

Poster design: Yang Yiqun

Internally produced by Xinhua News Agency