Improvements and limits of anti SARS-CoV-2 antibodies assays by WHO (NIBSC 20/136) standardization.
Davide GiavarinaMariarosa CartaPublished in: Diagnosis (Berlin, Germany) (2021)
The recalculation of concentrations based on the NIBSC 20/136 standardization improves the analytical and diagnostic comparability but does not cancel the differences between methods: recalibrated results remain different across methods, both in terms of tendency and single data.