1. Department of Oncology, Odense University Hospital
2. Department of Clinical Research, University of Southern Denmark
3. Academy of Geriatric Cancer Research (AgeCare), Odense
4. Department of Oncology, Regional Hospital Gødstrup, Herning, Denmark
5. Division of Medical Oncology, Department of Medicine, Stanford University, Stanford, California
6. School of Health and Rehabilitation Sciences
7. Comprehensive Cancer Center-James Cancer Hospital and Solove Research Institute, The Ohio State University, Columbus, Ohio, USA