“…cannot fully explain the increased infection risk in repeat vaccinees compared with non-repeat vaccinees.”

https://www.zerohedge.com/markets/repeat-influenza-vaccination-linked-higher-risk-infection-cdc-preprint

AND

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

http://tinyurl.com/2t9efcxw