Fig. 2From: Passive Immunity Trial for Our Nation (PassITON): study protocol for a randomized placebo-control clinical trial evaluating COVID-19 convalescent plasma in hospitalized adultsCOVID-19 convalescent plasma selection for PassITON. Each convalescent plasma unit used in the trial is selected based on quantitative anti-SARS-CoV-2 antibody levels and neutralizationBack to article page