1. From the Unit of Vascular Biology (V.A., E.P.), Instituto de Biomedicina de Valencia, Consejo Superior de Investigaciones Científicas, Valencia, Spain; and Department of Medicine (Cardiology) (J.U., D.C., D.G.), St Elizabeth’s Medical Center, Tufts University School of Medicine, Boston, Mass. Dr Goukassian’s present address is Department of Dermatology, Boston University School of Medicine, Boston, Mass.