2 Faculty of Medicine, Department of Pharmacy, Namur Research Institute for Life Sciences, Namur Thrombosis and Hemostasis Center, Clinical Pharmacology Research Group, University of Namur, Namur, Belgium.
3 Department of Obstetrics and Gynecology, University of California, Davis, Sacramento, California, USA.
4 Department of Obstetrics and Gynecology, University of Liège, Liège, Belgium.