1. Department of Psychiatry, Erasmus MC–Daniel den Hoed Cancer Center, Rotterdam, The Netherlands.
2. Department of Medical Oncology, Erasmus MC–Daniel den Hoed Cancer Center, Rotterdam, The Netherlands.
3. Department of Epidemiology & Biostatistics, Erasmus MC–Daniel den Hoed Cancer Center, Rotterdam, The Netherlands.
4. Department of Pharmacy, University of Antwerp, Antwerp, Belgium.
5. Department of Surgical Oncology, Erasmus MC–Daniel den Hoed Cancer Center, Rotterdam, The Netherlands.
6. Department of Psychiatry, University Hospital Maastricht, Maastricht, The Netherlands.