[1] Kings Coll London, Inst Psychiat Psychol & Neurosci, London, England
[2] Kings Coll London, London, England
[3] Imperial Coll, Sch Med, London, England
[4] KCL, Inst Psychiat, SGDP, London, England
[5] Kings Coll London, Inst Psychiat Psychol & Neurosci, Social Epidemiol Res Grp, London, England