Source: China – South China Morning PostA number of Chinese provinces and cities have started giving Covid-19 vaccine boosters to people who received their first two shots at least six months ago.The roll-out comes after close to 80 per cent of the population has been vaccinated, and as more data shows waning immunity from the inactivated vaccines that are the most commonly used type in China.Last week, an expert group from the World Health Organization recommended that over-60s given Sinovac or Sinopharm’s vaccines should receive a…Read More