[1] Med Coll Wisconsin, Dept Internal Med, Div Cardiovasc Med, Milwaukee, WI 53226 USA
[2] Texas Tech Univ, Div Adult Thrombosis, Paul Foster Sch Med, Dept Med,Hlth Sci Ctr, El Paso, TX USA
[3] Texas Tech Univ, Div Hosp Med, Paul Foster Sch Med, Hlth Sci Ctr, El Paso, TX USA
[4] Loma Linda Univ, Dept Radiol Vasc & Intervent Radiol, Med Ctr, Loma Linda, CA USA
[5] Harvard Med Sch, Massachusetts Gen Hosp, Div Cardiol, Boston, MA 02115 USA
[6] Harvard Med Sch, Massachusetts Gen Hosp, Div Intervent Radiol, Boston, MA USA
[7] HCA Florida Largo Hosp, Dept Dermatol, Largo, FL USA
[8] Mayo Clin, Gonda Vasc Ctr, Rochester, MN USA
[9] Cleveland Clin, Vasc Med Sect, Dept Cardiovasc Med, Cleveland, OH 44106 USA
[10] Beth Israel Deaconess Med Ctr, Smith Ctr Outcomes Res Cardiol, Boston, MA 02215 USA