Affiliations: Department of Transfusion Medicine and Hemostasis,
University Hospital of Munich, Munich, Germany
Note: [] Corresponding author: Karin Berger, Department of Transfusion
Medicine and Hemostasis, University Hospital of Munich, Marchioninistrasse 15,
D-81377 Munchen, Germany. Tel.: +49 89 5160 7434; Fax: +49 89 7095 8896;
E-mail: Karin.Berger@med.uni-muenchen.de