Reduced effectiveness of repeat influenza vaccination: distinguishing among within-season waning, recent clinical infection, and subclinical infection.

Author(s): Bi Q, Dickerman BA, McLean HQ, Martin ET, Gaglani M, Wernli KJ, Balasubramani GK, Flannery B, Lipsitch M, Cobey S, US Flu Vaccine Effectiveness Network InvestigatorsJournal: medRxivPMID: 37016669 September 2023
Studies have reported that prior-season influenza vaccination is associated with higher risk of clinical influenza infection among vaccinees. This effect…