1. Department of Internal Medicine 1; Hematology/Oncology; Hugstetter str. 55, 79106 Freiburg i Br. Germany
2. Division of Nuclear Medicine; Freiburg University Medical Center; Hugstetter str. 55, 79106 Freiburg i Br. Germany
3. Department of Clinical Chemistry; Freiburg University Medical Center; Hugstetter str. 55, 79106 Freiburg i Br. Germany