1. Faculty of Medicine and Pharmacy, University Mohammed V, Rabat, Morocco;
2. Oxford University Clinical Academic Graduate School, University of Oxford, Oxford, UK;
3. General Adult Psychiatry, Tees, Esk and Wear Valleys NHS Foundation Trust, Northumberland, UK;
4. Department of Psychiatry, Oxford Health NHS Foundation Trust, Oxford, UK;
5. Laboratory of Biostatistics, Clinical, and Epidemiological Research, Faculty of Medicine and Pharmacy, University Mohammed V, Rabat, Morocco;
6. Institute of Psychiatry, Kings College London, London, UK