Fully vaccinated people in China can now choose to receive a different shot from their original inoculation as a booster in a process called sequential immunization.
疫苗企业中报盘点｜上半年新冠疫苗销售拉动利润爆发 下半场则看加强针和海外市场 nbd.com.cn - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from nbd.com.cn Daily Mail and Mail on Sunday newspapers.