Affiliation: | 1.School of Medicine, University of Leeds, Clarendon Way, Leeds, LS2 9JT, UK ;2.Department of Nursing, University of the Highlands and Islands, 12b Ness Walk, Inverness, IV3 5SQ, UK ;3.London North West Healthcare NHS Trust, Watford Road, Harrow, HA1 3UJ, UK ;4.Research Department of Behavioural Science and Health, University College London, Gower Street, London, WC1E 6BT, UK ; |