1. Department of Experimental Molecular Imaging, Helmholtz Institute for Biomedical Engineering, RWTH-Aachen University, Aachen, Germany
2. Institute of Macromolecular Chemistry, Academy of Sciences of the Czech Republic, Prague, Czech Republic
3. Department of Targeted Therapeutics, MIRA Institute for Biomedical Technology and Technical Medicine, University of Twente, Enschede, The Netherlands
4. Department of Pharmaceutics, Utrecht Institute for Pharmaceutical Sciences, Utrecht University, Utrecht, The Netherlands