1. Department of Radiation Physics, University of Gothenburg, Gothenburg, Sweden.
2. Department of Surgery, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
3. Department of Clinical and Molecular Medicine (Nephrology), Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
4. PET and Cyclotron Unit, Rigshospitalet, Copenhagen, Denmark.
5. Department of Oncology, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.