A randomized, multicentre, open-label phase II proof-of-concept trial investigating the clinical efficacy and safety of the addition of convalescent plasma to the standard of care in patients hospitalized with COVID-19: the DAWn-Plasma trial., Devos, Timothy, Geukens Tatjana, Schauwvlieghe Alexander, Ariën Kevin K., Barbezange Cyril, Cleeren Myriam, Compernolle Veerle, Dauby Nicolas, Desmecht Daniel, Grimaldi David, et al. , Trials, 2020 Nov 27, Volume 21, Issue 1, (2020)