Rijksinstituut voor Volksgezondheid en Milieu Outpatient convalescent plasma therapy for high-risk patients with early COVID-19. A randomized placebo-controlled trial | RIVM Jaar: 2022 Outpatient convalescent plasma therapy for high-risk patients with early COVID-19. A randomized placebo-controlled trial | RIVM Bron: rivm.nl Download dossier (ZIP) · JSON