1. Department of Oncology, Odense University Hospital, Odense, Denmark;
2. Academy of Geriatric Cancer Research (AgeCare), Odense University Hospital, Odense, Denmark;
3. Institute of Clinical Research, University of Southern Denmark, Odense, Denmark;
4. OPEN, Odense Patient data Explorative Network, Odense University Hospital, Odense, Denmark;
5. Laboratory of Radiation Physics, Odense University Hospital, Odense, Denmark