[1] Univ Queensland, Sch Nursing, St Lucia, Qld, Australia
[2] Australian Catholic Univ, St Vincents Hosp, Nursing Res Inst, Fitzroy, Vic, Australia
[3] Univ Cincinnati, Coll Nursing, Cincinnati, OH USA
[4] Grady Hlth Syst, Atlanta, GA USA
[5] West Virginia Univ, Morgantown, WV 26506 USA
[6] Univ Virginia, Charlottesville, VA 22903 USA
[7] St Lukes Hlth Syst, Kansas City, KS USA