Are some Covid-19 vaccines more effective than others?

Are some Covid-19 vaccines more effective than others?

But experts say the vaccines are alike on what matters most: preventing hospitalisations and deaths. "Luckily, all these vaccines look like they’re protecting us from severe disease", said Dr. Monica Gandhi of the University of California, San Francisco, citing study results for five vaccines used around the world and a sixth that’s still in review. Consider the two-dose vaccines from Pfizer and Moderna, found to be about 95 per cent effective at preventing illness.

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