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The imprinting effect of covid-19 vaccines: an expected selection bias in observational studies | The BMJ
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Social Media: Graphic Encouraging Boosters for Older Adults (English, Spanish) | Vaccine Resource Hub
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NSW Health - Do the COVID-19 boosters work against Omicron? Yes! Boosters can enhance your protection against the Omicron variant of COVID-19. Current studies show that having a booster dose of an
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