Antibody Responses to Trivalent Inactivated Influenza Vaccine in Health Care Personnel Previously Vaccinated and Vaccinated for The First Time.

Sci Rep · 2017 · PMC5241813 · PMID 28098157

Europe PMC DOI

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did not reach statistical significanceno p-value reported

However, in 2006, the association between lower pre-vaccination titer and higher fold increase in the HI titer upon vaccination did not reach statistical significance.

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