1. School of Medicine; University of Belgrade; Belgrade Serbia
2. Clinic of Psychiatry; Clinical Centre of Serbia; Belgrade Serbia
3. Psychiatric Hospital “Skopje”; Centre for Mental Health “Centar”; Skopje Macedonia
4. Psychiatric Hospital, Clinical Centre “Dr Dragisa Misovic - Dedinje” and Department of Psychology; University Singidunum; Belgrade Serbia
5. Sydney Medical School - Nepean, Discipline of Psychiatry; University of Sydney; Sydney Australia