Modelling suggests countries struggling to immunise populations could adopt UK strategy
Delaying the second dose of the Pfizer/BioNTech or Moderna vaccines as the UK has done can save lives, according to a US modelling study that suggests other countries struggling to immunise their populations could adopt the strategy.
Second shots of both vaccines and the Oxford/AstraZeneca jab are designed by the manufacturers to be given within three to four weeks of the first dose. The UK, however, opted for a 12-week delay between doses in a bid to ensure that more people received their first vaccination more quickly.
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