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WHO warns against mixing and matching Covid vaccines

It will be a chaotic situation in countries if citizens start deciding when and who will be taking a second, a third and a fourth dose, says WHO Chief Scientist Soumya Swaminathan. WHO warns against mixing and matching Covid vaccines
In this file photo, WHO Chief Scientist Soumya Swaminathan attends a press conference organised by the Geneva Association of United Nations Correspondents amid the Covid-19 outbreak at the WHO headquarters in Geneva Switzerland July 3, 2020. Reuters
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Reuters
Published at : July 12, 2021
Updated at : July 12, 2021 23:32
Geneva

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