[1] Hemophilia Ctr Rhine Main GmbH, D-64546 Morfelden Walldorf, Germany
[2] Univ Milan, Dept Clin Sci Luigi Sacco, Milan, Italy
[3] Univ Hosp Frankfurt, Dept Pediat Hematol Oncol Hemostaseol & Cardiol, Frankfurt, Germany
[4] Siemens Healthcare Diagnost GmbH, Tech Solut Ctr, Eschborn, Germany
[5] Univ Hosp Frankfurt, Clin Trial Ctr Rhine Main KSRM, Frankfurt, Germany
[6] CSL Behring GmbH, Marburg, Germany