1 Department of Internal Medicine, Division of General Internal Medicine, Section Geriatric Medicine, Maastricht University Medical Center and Cardiovascular Research Institute Maastricht, Maastricht, the Netherlands.
2 Department of Biochemistry, Cardiovascular Research Institute Maastricht, Maastricht University, Maastricht, the Netherlands.
3 Thrombosis Expertise Center, Department of Internal Medicine, Maastricht University Medical Center, Maastricht, the Netherlands.
4 Center for Thrombosis and Hemostasis, Gutenberg University Medical Center, Mainz, Germany.