1. Zürich University Psychiatric Hospital; Zurich; Switzerland
2. Hôpital de Sainte-Marguerite; Marseille; France
3. Departmet of Psychiatry; University of Texas Health Center; San Antonio; TX; USA
4. University of Pisa; Pisa; Italy
5. Hospital Clinic at the University of Barcelona; IDIBAPS; CIBERSAM; Barcelona; Spain
6. Centre for Mental Health; Imperial College London; London; UK