1. Department of Psychiatry; VU University Medical Centre; Amsterdam
2. EMGO+ Institute for Health and Care Research; Amsterdam
3. Department of Health, Sports & Welfare/Cluster Nursing; Research Group Mental Health Nursing; Inholland University of Applied Sciences; Amsterdam
4. Parnassia Psychiatric Institute; The Hague
5. Department of Haematology; VU University Medical Centre; Amsterdam
6. Department of Rehabilitation Medicine; VU University Medical Centre; Amsterdam the Netherlands