1. Medical Oncology Department, Fundación Jimenez Díaz University Hospital and Hospital General de Villalba, Madrid, Spain
2. Health Research Institute Fundación Jiménez Díaz (IIS-FJD, UAM), Madrid, Spain
3. Radiation Oncology, Mayo Clinic, Rochester, MN
4. Division of Vascular and Interventional Radiology, Johns Hopkins Hospital, Baltimore, MD
5. Mannheim University Medical Center, University of Heidelberg Germany, Mannheim, Germany