[1] Holywell Hosp, Dept Clin Psychol, No Hlth & Social Care Trust, Antrim BT41 2RJ, North Ireland
[2] No Hlth & Social Care Trust, Dept Social Work, Antrim, North Ireland
[3] Queens Univ Belfast, Div Psychiat & Neurosci, Belfast, Antrim, North Ireland
[4] Queens Univ Belfast, Sch Sociol Social Policy & Social Work, Belfast, Antrim, North Ireland