1. Department of Computer Science and Statistics, Doctoral School, Poznan University of Medical Sciences, Rokietnicka 7 St. (1st Floor), 61-806 Poznan, Poland
2. Department of Anatomy and Cellular Biology, College of Medicine, University of Baghdad, Baghdad 10047, Iraq
3. Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London E1 2AD, UK
4. Institute of Sociological Sciences, University of Rzeszow, 35-959 Rzeszów, Poland
5. Institute of Applied Social Sciences, University of Warsaw, 00-927 Warsaw, Poland
6. Department of Psychiatry, Baghdad Medical City, Baghdad 10047, Iraq
7. Department of Psychiatry, College of Medicine, University of Baghdad, Baghdad 10047, Iraq
8. Psychiatry Council, The Iraqi Board for Medical Specializations, Baghdad 10047, Iraq