1. Department of Epidemiology & BiostatisticsNetherlands Cancer Institute Amsterdam The Netherlands
2. Department of Medical OncologyUniversity Medical Center Groningen Groningen The Netherlands
3. Department of Medical OncologyNetherlands Cancer Institute Amsterdam The Netherlands
4. Department of CardiologyUniversity Medical Center Groningen Groningen The Netherlands
5. Department of Vascular MedicineUniversity Medical Center Groningen Groningen The Netherlands
6. Department of Radiation OncologyUniversity Medical Center Groningen Groningen The Netherlands
7. Department of Radiation OncologyNetherlands Cancer Institute Amsterdam The Netherlands