1. Department of Medicine; Division of Hematology and Oncology, Thrombosis and Hemostasis Program; UNC McAllister Heart Institute; University of North Carolina at Chapel Hill; Chapel Hill NC USA
2. Clinical Division of Hematology and Hemostaseology; Department of Medicine I; Medical University of Vienna; Vienna Austria
3. K.G. Jebsen Thrombosis Research and Expertise Center; University of Tromsø; Tromsø Norway
4. Department of Pathology and Laboratory Medicine; McAllister Heart Institute; University of North Carolina at Chapel Hill; Chapel Hill NC USA