[1] Griffith Univ, Sch Nursing & Midwifery, Nathan, Qld 4111, Australia
[2] Griffith Univ, Griffith Hlth Inst, Res Ctr Clin & Community Practice, Nathan, Qld 4111, Australia
[3] Natl Univ Singapore, Yong Loo Lin Sch Med, Alice Lee Ctr Nursing Studies, Singapore 117574, Singapore
[4] Griffith Univ, Sch Nursing & Midwifery, Meadowbrook, Qld 4131, Australia