1 Medical Clinic 2 / Institute of Transfusion Medicine and Immunohaematology, University Hospital Frankfurt, Germany. Electronic address: wolfgang.miesbach@kgu.de.
2 Department of Hepatology, Queen Mary University of London, United Kingdom.
3 Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Angelo Bianchi Bonomi Hemophilia and Thrombosis Center, Milan, Italy; Università degli Studi di Milano, Department of Pathophysiology and Transplantation, Milan, Italy.