[1] Univ Jaen, Fac Hlth Sci, Dept Nursing, Bldg B3,Dept 265,Campus Las Lagunillas S-N, Jaen 23071, Spain
[2] Univ Jaen, Fac Hlth Sci, Dept Nursing, Edif B3,Dept 243,Campus Las Lagunillas S-N, Jaen 23071, Spain
[3] Plymouth Univ, Fac Hlth & Human Sci, Drake Circus, Plymouth PL4 8AA, Devon, England
[4] Esslingen Univ Appl Sci, Univ Appl Sci, Nursing Sci, Flandernstr 101, D-73732 Esslingen, Germany
[5] Esslingen Univ Appl Sci, Univ Appl Sci, Fac Social Work Hlth & Nursing, Flandernstr 101, D-73732 Esslingen, Germany
[6] Univ Appl Sci, Hsch Esslingen, Fak Soziale Arbeit Gesundheit & Pflege, Flandernstr 101, D-73732 Esslingen, Germany
[7] Univ Maastricht, Global Hlth, Minderbroedersberg 4-6,616, NL-6200 MD Maastricht, Netherlands
[8] Plymouth Univ, Fac Hlth & Human Sci, Hlth Serv Res, Drake Circus, Plymouth PL4 8AA, Devon, England