Observational study: Among patients hospitalized with Covid-19 not receiving mechanical ventilation, transfusion of plasma with higher anti–SARS-CoV-2 IgG antibody levels is linked to lower risk of death than transfusion of plasma with lower antibody levels

Convalescent Plasma Antibody Levels and the Risk of Death from Covid-19 – New England Journal of Medicine

Editorial: (A Little) Clarity on Convalescent Plasma for Covid-19 – New England Journal of Medicine

Commentaries: Expert reaction to study looking at convalescent plasma antibody levels and risk of death from COVID-19 – Science Media Centre AND Antibody-rich convalescent plasma may lower risk of COVID death – CIDRAP