1. & Section of Forensic Mental Health, Institute of Mental Health; St Andrew's Healthcare, Northampton; Nottingham UK
2. Institute of Mental Health; Section of Forensic Mental Health; Nottinghamshire Healthcare Trust, Room B06, The Gateway Building University of Nottingham, Innovation Park, Triumph Road Nottingham UK NG7 2TU
3. & Department of Psychiatry and Psychotherapy; Department of Psychiatry and Psychotherapy, Freiburg; Mainz Germany
4. Nottinghamshire Healthcare NHS Trust; Literature and Evidence Research Unit (LERU), Institute of Mental Health; The Clair Chilvers Centre Rampton Hospital Woodbeck Nottinghamshire UK DN22 0PD
5. University Medical Center Mainz; Department of Psychiatry and Psychotherapy; Untere Zahlbacherstr 8 Mainz Germany D-55131