1. Radiochemistry and Nuclear Imaging Group, CIC biomaGUNE, Basque Research and Technology Alliance (BRTA), 20014 San Sebastian, Spain
2. Department of Nanomedicine and Theranostics, Institute for Experimental Molecular Imaging (ExMI), RWTH Aachen University Clinic and Helmholtz Institute for Biomedical Engineering, 52074 Aachen, Germany