Prevalence, incidence and longevity of antibodies against SARS-CoV-2 among primary healthcare providers in Belgium: a prospective cohort study with 12 months of follow-up.
Niels AdriaenssensBeatrice ScholtesRobin BruyndonckxPauline Van NgocJan Yvan Jos VerbakelAn De SutterStefan HeytensAnn Van den BruelIsabelle DesomberePierre van DammeHerman GoossensLaetitia BuretEls DuysburghSamuel CoenenPublished in: BMJ open (2022)
NCT04779424.