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Health chiefs issue 'don't delay' plea for COVID-19 vaccinations ahead of summer | North East and North Cumbria NHS
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Fourth COVID-19 vaccine dose provides stronger immunity boost than third dose, shows UK study | NIHR
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Predictors of uncertainty and unwillingness to receive the COVID-19 booster vaccine: An observational study of 22,139 fully vaccinated adults in the UK - The Lancet Regional Health – Europe
Fourth COVID-19 vaccine dose provides stronger immunity boost than third dose, shows UK study — Oxford Vaccine Group
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