1. From the Hamburg University Cardiovascular Center, Prof Mathey, Prof Schofer, & Partners, Hamburg, Germany (H.K., M.S., T.T.); DRK-Kliniken Berlin Westend, Institut für Klinische Radiologie, Berlin, Germany (H.J.S.); University of Leipzig Heart Center, Leipzig, Germany (D.S.); Vascular Center Berlin, Evangelisches Krankenhaus Königin Elisabeth Herzberge, Berlin, Germany (K.-L.S.); Department of Angiology, Vienna Medical University, Vienna, Austria (E.M.); Department of Cardiovascular and...