[1] Washington Univ, Sch Med, Dept Surg, Vasc Surg Sect, St Louis, MO 63110 USA
[2] Washington Univ, Sch Med, Dept Radiol, Vasc Surg Sect, St Louis, MO 63110 USA
[3] Washington Univ, Sch Med, Dept Cell Biol & Physiol, Vasc Surg Sect, St Louis, MO 63110 USA
[4] NHLBI, Res Training & Special Programs Sci Res Grp, Div Heart & Vasc Dis, NIH, Bethesda, MD 20892 USA
[5] New York Presbyterian Hosp, Div Vasc Surg, New York, NY USA
[6] Cornell Univ, New York Weill Med Ctr, New York, NY 10021 USA
[7] Univ Washington, Dept Surg, Div Vasc Surg, Seattle, WA 98195 USA
[8] Univ Utah, Dept Surg, Div Vasc Surg, Salt Lake City, UT 84112 USA
[9] Brigham & Womens Hosp, Dept Surg, Boston, MA 02115 USA
[10] Harvard Univ, Sch Med, Cambridge, MA 02138 USA
[11] Northwestern Univ, Feinberg Sch Med, Dept Surg, Evanston, IL 60208 USA