[1] Univ Med Ctr Heidelberg, Dept Vasc & Endovasc Surg, Heidelberg, Germany
[2] Friedrich Alexander Univ Erlangen Nurnberg FAU, Dept Vasc Surg, Erlangen, Germany
[3] German Inst Vasc Res, Berlin, Germany
[4] St Rochus Hosp Castrop Rauxel, Dept Vasc Surg, Dortmund, Germany
[5] Klinikum Karlsruhe, Acad Teaching Hosp, Dept Vasc & Thorac Surg, Karlsruhe, Germany
[6] Asklepios Med Sch, Dept Vasc & Endovasc Surg, Asklepios Clin Wandsbek, Hamburg, Germany
[7] Med Sch Brandenburg Theodor Fontane, Neuruppin, Germany