[1] Univ Cambridge, Dept Psychiat, Sch Clin Med, Cambridge, England
[2] Univ Cambridge, Behav & Clin Neurosci Inst, Cambridge, England
[3] Univ Southampton, Fac Med, Dept Psychiat, Southampton, Hants, England
[4] Cambridgeshire & Peterborough NHS Fdn Trust, Southern Hlth NHS Fdn Trust, Peterborough, England
[5] Univ Cambridge, Dept Psychol, Cambridge, England