SARS-CoV-2 IgG response in symptomatic and asymptomatic COVID-19-infected healthcare workers.
Ezequiel CordovaB BacelarF NietoF GaribaldiV AguirreM MachucaM BadiaC RodriguezPublished in: Occupational medicine (Oxford, England) (2021)
SARS-CoV-2 IgG antibodies are found significantly more frequently in symptomatic and in older HCWs. The fact that not all COVID-19 HCWs develop detectable IgG is vital for the interpretation of COVID-19 seroprevalence surveys.