1. Department of Community Mental Health Mental Health Service Noord‐Holland Noord Alkmaar The Netherlands
2. Dutch Clozapine Collaboration Group Oegstgeest The Netherlands
3. High Intensive Care Clinic Mental Health Service Noord‐Holland Noord Heiloo The Netherlands
4. High Care Psychiatric Clinics Mental Health Service Rivierduinen Leiden The Netherlands
5. Department of Community Mental Health Mental Health Service Noord‐Holland Noord Heerhugowaard The Netherlands