[1] Univ Cent Lancashire, Sch Nursing & Midwifery, Preston PR1 2HE, England
[2] Univ East Anglia, Hlth Sci, Norwich NR4 7TJ, England
[3] Univ Hosp Dorset, Bournemouth BH7 7DW, England
[4] Univ Cent Lancashire, Res Facilitat & Delivery Unit, Preston PR1 2HE, England
[5] Inst Res Sch, Res & Evaluat, London SW7 5HD, England
[6] Univ Nottingham, Sch Hlth Sci, Fac Med & Hlth Sci, Nottingham NG8 1BB, England
[7] Lancashire Teaching Hosp NHS Fdn Trust, Preston PR2 9HT, England
[8] Univ Oxford, Ethox Ctr, Oxford OX3 7DQ, England
[9] Gulf Univ Sci & Technol, Global Studies Ctr, Kuwait 32093, Kuwait