1. Division of Hemostasis and Thrombosis; Department of Hematology; University of Groningen; University Medical Center Groningen; Groningen the Netherlands
2. Department of Obstetrics and Gynecology; University of Groningen; University Medical Center Groningen; Groningen the Netherlands
3. Surgical Research Laboratory; Department of Surgery; University of Groningen; University Medical Center Groningen; Groningen the Netherlands
4. Department of Laboratory Medicine; University of Groningen; University Medical Center Groningen; Groningen the Netherlands