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> By the time we got to Omicron the vaccine appeared to be doing next to nothing and China was still locked down.

It’s funny you say that. China disallowed their citizens from using western vaccines including Pfizer, Moderna and Astra Zeneca. Chinese citizens were only allowed to receive Chinese made vaccines. For all we know, they needed their lockdowns until so late because their own vaccines lacked efficacy in baseline protection.



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