S282: A RANDOMIZED CONTROLLED CLINICAL TRIAL DEMONSTRATES THAT PLASMA FROM CONVALESCENT AND VACCINATED DONORS IMPROVES OUTCOME OF COVID-19 IN PATIENTS WITH HEMATOLOGICAL DISEASE, C... oleh C. Müller-Tidow, M. Janssen, U. Schäkel, J. Gall, A. Leo, P. Stelmach, J. Krisam, L. Baumann, J. Stermann, U. Merle, M. Zeier, M. A. Weigand, L. Bullinger, J.-F. Schrezenmeier, M. Bornhäuser, N. Alakel, O. Witzke, T. Wolf, M. J. Vehreschild, S. Schmiedel, M. M. Addo, F. Herth, M Kreutner, P.-R. Tepasse, B. Hertenstein, M. Hänel, A. Morgner, M. Kiehl, O. Hopfer, M.-A. Wattad, C. C. Schimanski, C Celik, T. Pohle, M. Ruhe, W. V. Kern, A Schmitt, M. Schmitt, P. Dreger, H.-M. Lorenz, M. Souto-Carneiro, N. Halama, S. Meuer, H.-G. Kräusslich, B. Müller, R. Bartenschlager, J. Klemmer, K. Kriegsmann, R. F. Schlenk, C. M. Denkinger