From the *Center of Vascular Medicine, Heart Center Leipzig/Park Hospital, Leipzig, Germany; yCenter for Diagnostic Radiology and Minimally Invasive Therapy, Jewish Hospital, Berlin, Germany; zDepartment of Interventional Angiology, Herz-Zentrum, Bad Krozingen, Germany; xCardiovascular Center, Hamburg University Cardiovascular Center, Hamburg, Germany; kClinic for Radiology and Nuclear Medicine...