Affiliation: | a Department of Pharmaceutics Utrecht Institute for Pharmaceutical Sciences, Utrecht University Sorbonnelaan 16, 3584 CA Utrecht, The Netherlands b Department of Innovative Cancer Diagnosis and Therapy Clinical Cooperation Unit Radiotherapeutic Oncology German Cancer Research Center, Im Neuenheimer Feld 280 69120 Heidelberg, Germany c Department of Experimental Molecular Imaging RWTH—Aachen University, Pauwelsstrasse 20 52074 Aachen, Germany d Institute of Macromolecular Chemistry Academy of Sciences of the Czech Republic, Heyrovsky Square 2 162 06 Prague 6, Czech Republic |