1 Division of Haematology, Medical University of Graz, Graz, Austria. armin.zebisch@medunigraz.at.
2 Otto Loewi Research Centre for Vascular Biology, Immunology and Inflammation, Division of Pharmacology, Medical University of Graz, Graz, Austria. armin.zebisch@medunigraz.at.
3 Diagnostic and Research Institute of Pathology, Medical University of Graz, Graz, Austria.
4 Division of Haematology, Medical University of Graz, Graz, Austria.