1. Department of Clinical Pharmacy
2. Department of Medical Oncology
3. Department of Medical Oncology, Isala Klinieken, Zwolle, The Netherlands
4. Department of Medical Oncology, Medisch Spectrum Twente, Enschede, The Netherlands
5. Department of Medical Oncology, University Hospital Groningen, Groningen, The Netherlands
6. Department of Social Pharmacy, Pharmacoepidemiology and Pharmacotherapy, State University Groningen, Groningen