[1] Erasmus MC, Dept Internal Med, Div Vasc Pharmacol & Metab, Rotterdam, Netherlands
[2] Nova Pharmaceut Corp, E Hanover, NJ USA
[3] CHU Vaudois, Lausanne, Switzerland
[4] Brigham & Womens Hosp, Dept Radiol, Boston, MA 02115 USA
[5] Brigham & Womens Hosp, Dept Med, Boston, MA 02115 USA
[6] Harvard Univ, Sch Med, Boston, MA 02115 USA