1. Institute for Nuclear Materials Science, Belgian Nuclear Research Center (SCK CEN), 2400 Mol, Belgium
2. In Vivo Cellular and Molecular Imaging Laboratory, Vrije Universiteit Brussel (VUB), 1090 Brussels, Belgium
3. Department of Nuclear Medicine, UZ Brussel, 1090 Brussels, Belgium
4. Laboratory for Molecular and Cellular Therapy, Vrije Universiteit Brussel (VUB), 1050 Brussels, Belgium
5. Department of Hematology and Immunology, Myeloma Center Brussels, Vrije Universiteit Brussel (VUB), 1050 Brussels, Belgium
6. Department of Radiation Oncology, University of Colorado School of Medicine, Aurora, Colorado 80045, United States
7. Directorate for Nuclear Safety and Security, European Commission−Joint Research Centre, Karlsruhe 76344, Germany
8. Department of Chemistry, KU Leuven, Heverlee, 3000 Leuven, Belgium