Top Chinese official admits vaccines have low effectiveness
https://apnews.com/675bcb6b5710c7329823148ffbff6ef9
BEIJING (AP) — China’s top disease control official, in a rare acknowledgement, said current vaccines offer low protection against the coronavirus and mixing them is among strategies being considered to boost their effectiveness.
China has distributed hundreds of millions of doses of domestically made vaccines abroad and is relying on them for its own mass immunization campaign.