| Affiliation: | 1. Section of Medical Oncology, Department of Internal Medicine Utrecht University Hospital, P.O. Box 16250, 3500 CG Utrecht, The Netherlands;2. Department of Oncology, The Netherlands Cancer Institute, Amsterdam, The Netherlands;3. Department of Oncology, The Cancer Institute Daniël den Hoedt, Rotterdam, The Netherlands;4. Department of Clinical Oncology, Leiden University Hospital, Leiden, The Netherlands;5. Department of Medical Oncology, Groningen University Hospital, Groningen, The Netherlands;6. Department of Oncology, Free University Hospital, Amsterdam, The Netherlands |
