News Snapshot:
Zeng Yixin, vice-minister of the National Health Commission [Photo/scio.gov.cn] More researches are needed to determine how long the COVID-19 vaccines could be effective as the novel coronavirus was discovered just a year ago, a Chinese official said on Saturday. Although it is still too early to conclude that Chinese COVID-19 vaccines can offer life-long immunity or be effective for five or 10 years like many viral vaccines, there's little doubt that Chinese COVID-19 vaccines can offer effective protection for at least six months based on existing evidence, said Zeng Yixin, vice-minister of the National Health Commission. The vaccination experiments on...
