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Breakthrough COVID-19 infections and deaths rose during delta, but far outpaced by the unvaccinated - ABC News
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Breakthrough infections after COVID-19 vaccination: Insights, perspectives and challenges - ScienceDirect
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Vaccination before or after SARS-CoV-2 infection leads to robust humoral response and antibodies that effectively neutralize variants | Science Immunology
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Trajectory of long covid symptoms after covid-19 vaccination: community based cohort study | The BMJ
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Breakthrough infections after COVID-19 vaccination: Insights, perspectives and challenges - ScienceDirect
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