[1] Univ Birmingham, Inst Clin Sci, Sch Nursing, Birmingham B15 2TT, W Midlands, England
[2] Univ Dundee, Sch Nursing & Hlth Sci, Dundee, Scotland
[3] Heinrich Heine Univ Dusseldorf, Fac Med, Inst Gen Practice Ifam, Dusseldorf, Germany
[4] Univ Strathclyde, Sch Social Work & Social Policy, Glasgow, Lanark, Scotland
[5] Birmingham Womens & Childrens NHS Fdn Trust, Safeguarding Team, Birmingham, W Midlands, England