[1] Univ Vienna, Dept Nursing Sci, A-1010 Vienna, Austria
[2] Georgia Southern Univ, Sch Nursing, Statesboro, GA USA
[3] Univ Sydney, Nursing Res Unit, Sydney, NSW 2006, Australia
[4] Univ Sydney, Sydney Nursing Sch, Sydney, NSW 2006, Australia
[5] Univ Vienna, Dept Nursing Sci, A-1010 Vienna, Austria