Sky News
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The scientist behind the Pfizer/BioNTech COVID-19 vaccine says that the time between the first and second dose should not be longer than six weeks.
BioNTech chief executive Professor Ugur Sahin was responding to the UK's decision to delay the second dose by up to 12 weeks to allow more people to get a first dose quickly.
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The scientist behind the Pfizer/BioNTech COVID-19 vaccine says that the time between the first and second dose should not be longer than six weeks.
BioNTech chief executive Professor Ugur Sahin was responding to the UK's decision to delay the second dose by up to 12 weeks to allow more people to get a first dose quickly.