1. Center for Bipolar Disorders, Dimence Group, Deventer, The Netherlands
2. Radboud Institute for Health Sciences IQ Healthcare, Radboud University Medical Center, Nijmegen, The Netherlands
3. Mobile Crisis Team, Mediant, Enschede, The Netherlands
4. Division of Emergency Mental Health Care, Dimence Group, Deventer, The Netherlands
5. Faculty of Health and Social Studies, HAN University of Applied Sciences, Nijmegen, The Netherlands
6. Faculty of Medicine and Health Sciences, Department of Public Health and Primary Care, University Centre for Nursing and Midwifery, Ghent University, Ghent, Belgium