1. School of Psychology, University of Exeter, Exeter, UK;
2. PenCLAHRC, Institute of Health Research, University of Exeter Medical School, Exeter, United Kingdom;
3. School of Psychology, Bangor University, Bangor, United Kingdom;
4. Department of Care of the Elderly, Llandudno Hospital, Betsi Cadwaladr University Health Board, Llandudno, United Kingdom