Affiliation: | 1. Comprehensive Cancer Centre The Netherlands (CCCNL), , Utrecht, The Netherlands;2. Department of Internal Medicine, Haga Hospital, , The Hague, The Netherlands;3. Department of Surgery, Leiden University Medical Centre, , Leiden, The Netherlands;4. Department of Internal Medicine, Bronovo Hospital, , The Hague, The Netherlands;5. Department of Internal Medicine, Groene Hart Hospital, , Gouda, The Netherlands;6. Radiotherapy Centre West, , The Hague, The Netherlands;7. Department of Clinical Oncology, Leiden University Medical Centre, , Leiden, The Netherlands |