[1] Univ Michigan, Dept Cardiac Surg, Ann Arbor, MI 48109 USA
[2] Univ Med Ctr Utrecht, Dept Vasc Surg, Utrecht, Netherlands
[3] Univ Michigan, Dept Vasc Surg, Ann Arbor, MI 48109 USA
[4] Kings Coll London, Div Imaging Sci & Biomed Engn, London, England
[5] Univ Michigan, Dept Biomed Engn, Ann Arbor, MI 48109 USA