1 Department of Nuclear Medicine, University Hospital Klinikum Rechts der Isar and Central Institute for Translational Cancer Research (TranslaTUM), Technical University of Munich, Munich, Germany.
2 Institute of Pathology, Technical University of Munich, Munich, Germany. johannes.notni@uk-essen.de.
3 Experimental Radiopharmacy, Clinic for Nuclear Medicine, University Hospital Essen, Essen, Germany.