1 Institute of Psychiatry, Psychology & Neuroscience, King's College London, London, UK.
2 South London and Maudsley NHS Foundation Trust, London, UK.
3 Department of Psychological Medicine, School of Medicine, Faculty of Medical and Health Sciences, University of Auckland, Auckland, New Zealand.
4 Department of Psychiatry, Razi Hospital, Faculty of Medicine of Tunis, University of Tunis El Manar, Tunis, Tunisia.
5 Department of Social and Community Health, School of Population Health, University of Auckland, Auckland, New Zealand.
6 University Psychiatric Hospital Sveti Ivan, Zagreb, Croatia.
7 Mental Health Research Center, Psychosocial Health Research Institute, Department of Psychiatry, School of Medicine, Iran University of Medical Sciences, Tehran, Iran.
8 Translational and Clinical Research Institute, Faculty of Medical Sciences, Newcastle University, Newcastle upon Tyne, UK.