[1] Kings Coll London, Inst Psychiat Psychol & Neurosci, Psychosis Studies, London, England
[2] Imperial Coll London, Inst Clin Sci, Fac Med, London, England
[3] Imperial Coll London, Dept Brain Sci, Fac Med, London, England
[4] Univ Oxford, Dept Psychiat, Oxford, England
[5] Kings Coll London, Inst Psychiat Psychol & Neurosci, Dept Biostat & Hlth Informat, London, England