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Declining Prevalence of SARS-CoV-2 Antibodies among Vaccinated Nursing Home Residents and Staff Six Months after the Primary BNT162b2 Vaccination Campaign in Belgium: A Prospective...
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SARS-CoV-2 seroprevalence in a Belgian cohort of patients with cystic fibrosis.
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SARS-CoV-2 Seroprevalence among Healthcare Workers after the First and Second Pandemic Waves.