1. Department of Nuclear Medicine; University Hospital Würzburg; Würzburg Germany
2. Department of Haematology and Oncology; University Hospital Würzburg; Würzburg Germany
3. Institute of Pathology; University of Würzburg; Würzburg Germany
4. Comprehensive Cancer Centre Mainfranken; Würzburg Germany
5. Institute of Pathology; University of Duesseldorf; Duesseldorf Germany