COVID-19(17) convalescent plasma(16) SARS-CoV-2(10) Donor(9) Blood(8) material(8) less(7) donors(7) Blood Transfusion(6) help(6) antibody(5) pandemic(5) Blood donors(5) plasma(5) recruitment(5) convalescent plasma.(5) Patient(5) risk(5) evaluated(4) SARS-CoV-2 antibody(4) high neutralising antibody(4) male(4) predictor(4) ABO blood type(4) SARS-CoV-2 IgG antibodies(4) multivariable logistic regression model(4) predicted(4) SARS-CoV-2 antibodies(4) clinical factor(4) SARS-CoV-2 IgG antibody(4)