[1] Univ Sheffield, Dept Psychol, Clin Psychol Unit, Sheffield S10 2TN, S Yorkshire, England
[2] Univ Nottingham, Fac Med & Hlth Sci, Sch Nursing Midwifery & Physiotherapy, Nottingham NG7 2RD, England
[3] Fieldhead Hosp, CarePathways & Packages Project, Wakefield, England
[4] Univ Otago, CHALICE Project, Christchurch, New Zealand
[5] Univ Leicester, Leicester Gen Hosp, Clin Div Psychiat, Leicester, Leics, England