Department of Psychiatry, Institute of Psychiatry, Kings College London, UK.|Department of Psychiatry, Institute of Psychiatry, Kings College London, UK.|Department of Psychiatry, Institute of Psychiatry, Kings College London, UK.|Department of Psychiatry, Institute of Psychiatry, Kings College London, UK.|Department of Psychiatry, Institute of Psychiatry, Kings College London, UK.|Department of Psychiatry, Institute of Psychiatry, Kings College London, UK.|Department of Psychiatry, Institute of Psychiatry, Kings College London, UK.