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A healthcare worker prepares a dose of Sinovac's vaccine for the coronavirus disease during a mass vaccination for medical workers at the Istora Senayan stadium in Jakarta on Feb 4 this year. (Reuters photo)
Indonesia, one of the first nations to bet its Covid-19 vaccination campaign on Sinovac Biotech, was about to announce a stunning development, one that would help vindicate a shot that’s been shrouded in controversy for months. Over in Beijing, though, the company’s chief executive officer was unaware.
A study of some 128,000 Jakarta health workers released Wednesday found Sinovac’s vaccine -- known as CoronaVac -- was far more protective than clinical trials had indicated.