[1] Univ Glasgow, Nursing & Midwifery Sch, Glasgow G12 8LW, Lanark, Scotland
[2] Glasgow Caledonian Univ, NMAHP Res Unit, Glasgow G4 0BA, Lanark, Scotland
[3] Glasgow Caledonian Univ, Sch Nursing Midwifery & Community Hlth, Glasgow G4 0BA, Lanark, Scotland
[4] Univ Glasgow, Acad Sect Geriatr Med, Glasgow, Lanark, Scotland
[5] Univ Glasgow, Dept Med & Therapeut, Glasgow, Lanark, Scotland