SARS-CoV-2 antibody persistence after five and twelve months: A cohort study from South-Eastern Norway.
Marjut SarjomaaLien My DiepChi ZhangYngvar TvetenHarald ReisoCarina ThilesenSvein Arne NordbøKristine Karlsrud BergIngeborg AabergeNeil PearceHege KerstenJan Paul VandenbrouckeRandi EikelandAnne Kristin Møller FellPublished in: PloS one (2022)
Our results indicate that the level of SARS-CoV-2 total antibodies against spike protein persists for the vast majority of non-vaccinated PCR-positive persons at least 10 to 12 months after mild COVID-19.