1. Interdisciplinary
Nanoscience Center (iNANO), Aarhus University, Aarhus DK-8000, Denmark
2. Department
of Radiology, Memorial Sloan-Kettering Cancer Center, New York City, New York 10065, United States
3. Department
of Biomaterials Science and Technology, MIRA Institute for Biomedical
Technology and Technical Medicine, University of Twente, Enschede 7522 NB, The Netherlands
4. Department
of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
5. SyMO-Chem B.V., Eindhoven 5612 AZ, The Netherlands