1 Department of Nuclear Medicine and Molecular Imaging (EB50), Medical Imaging Center, University Medical Center Groningen, University of Groningen, Hanzeplein 1, PO 9700 RB, Groningen, The Netherlands. r.h.j.a.slart@umcg.nl.
2 Biomedical Photonic Imaging Group, Faculty of Science and Technology, University of Twente, Enschede, The Netherlands. r.h.j.a.slart@umcg.nl.
3 Biomedical Photonic Imaging Group, Faculty of Science and Technology, University of Twente, Enschede, The Netherlands.
4 Section of Nuclear Medicine, Department of Radiology, Leiden University Medical Center, Leiden, The Netherlands.
5 Department of Radiation Science & Technology, Faculty of Science and Technology, Delft University of Technology, Delft, The Netherlands.
6 Department of Clinical Pharmacy and Pharmacology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
7 Department of Nuclear Medicine and Molecular Imaging (EB50), Medical Imaging Center, University Medical Center Groningen, University of Groningen, Hanzeplein 1, PO 9700 RB, Groningen, The Netherlands.
8 Department of Nuclear Medicine, Papa Giovanni XXIII Hospital, Bergamo, Italy.