[1] Univ Manchester, Div Psychol & Mental Hlth, Sch Hlth Sci, Manchester, Lancs, England
[2] Greater Manchester Mental Hlth NHS Fdn Trust, Manchester, Lancs, England
[3] Univ Sussex, Sch Psychol, Brighton, E Sussex, England
[4] Sussex Partnership NHS Fdn Trust, Hove, England
[5] Univ Glasgow, Glasgow, Lanark, Scotland
[6] Univ Warwick, Warwick Med Sch, Coventry, W Midlands, England
[7] Univ Cambridge, Dept Psychiat, Cambridge, England
[8] Univ Chester, Dept Psychol, Chester, Cheshire, England