1 Department of Nuclear Medicine, University Hospital Zurich, University of Zurich, Raemistrasse 100, Zurich, CH-8091, Switzerland. martin.huellner@usz.ch.
2 Department of Pathology and Molecular Pathology, University Hospital Zurich, University of Zurich, Zurich, Switzerland.
3 Department of Surgery and Transplantation, University Hospital Zurich, University of Zurich, Zurich, Switzerland.
4 Department of Hematology and Oncology, University Hospital Zurich, University of Zurich, Zurich, Switzerland.