[1] Univ Highlands & Isl, Ctr Hlth Sci, Dept Nursing, Highland Campus, Inverness, Scotland
[2] Univ Highlands & Isl, Sch Hlth Social Care & Wellbeing, Dept Nursing & Midwifery, Western Isles Campus, Stornoway, Scotland
[3] Balhousie Care Grp Head Off, Perth, Scotland
[4] Univ Highlands & Isl, Ctr Hlth Sci, Div Rural Hlth & Wellbeing, Old Perth Rd, Inverness IV2 3JH, Scotland
[5] Northumbria Univ, Fac Hlth & Life Sci, Newcastle Upon Tyne, Tyne & Wear, England