[1] Tech Univ Munich, Inst Expt Onkol & Therapieforsch, Munich, Germany
[2] Tech Univ Munich, Nukl Med Klin, Munich, Germany
[3] Forschungszentrum, Inst Bioinorgan & Radiopharmazeut Chem, Rossendorf, Germany
[4] Cornell Univ, Weill Med Coll, New York, NY USA