1. South London and Maudsley Trust; London UK
2. Department of Psychiatry; Kowloon Hospital; Kowloon Hong Kong
3. Department of Clinical and Experimental Medicine; University of Foggia; Foggia Italy
4. Department and Institute of Psychiatry; University of São Paulo; São Paulo Brazil
5. Neuroscience Department; National University of Asuncion; San Lorenzo Paraguay
6. Institute of Psychiatry, King's College London; London UK