1. Department of Radiology and Interventional Radiology, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland;
2. Department of Surgery, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland;
3. Department of Pathology, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland;
4. Department of Clinical Neurosciences, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland