Serosurveillance after a COVID-19 vaccine campaign in a Swiss police cohort.

Immun Inflamm Dis · 2022 · PMC9168549 · PMID 35759237

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

a decreasing trendno p-value reported

Finally, 150–200 days after vaccination, a decreasing trend in anti‐S antibody titers was observed, underscoring the necessity of a booster vaccine 4–6 months after the second dose.

also in 47,180 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.