1. Department of Psychiatry, Medical Faculty, LVR-Klinikum Düsseldorf, Heinrich-Heine-University;
WHO Collaborating Centre for Quality Assurance and Empowerment in Mental Health;
LVR-Institute for Healthcare Research
2. LVR-Institute for Healthcare Research
3. Department of Psychiatry, Medical Faculty, LVR-Klinikum Düsseldorf, Heinrich-Heine-University;
WHO Collaborating Centre for Quality Assurance and Empowerment in Mental Health