1 Frits I. Mulder, MD and Noori A.M. Guman, MD, Department of Vascular Medicine, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands, Department of Internal Medicine, Tergooi MC, Hilversum, the Netherlands; Harry R. Buller, MD, PhD, Department of Internal Medicine, Tergooi MC, Hilversum, the Netherlands; and Nick Van Es, MD, Department of Vascular Medicine, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands.