[1] Charles Sturt Univ, Fac Sci, Sch Nursing Paramed & Healthcare Sci, 7 Major Innes Rd, Port Macquarie, NSW 2444, Australia
[2] Univ Newcastle, Coll Hlth Med & Wellbeing, Sch Nursing & Midwifery, Univ Dr, Callaghan, NSW 2308, Australia
[3] Univ Newcastle, Coll Hlth Med & Wellbeing, Sch Med & Publ Hlth, Univ Dr, Callaghan, NSW 2308, Australia
[4] Hunter Med Res Inst, Lot 1 Kookaburra Circuit, New Lambton Hts, NSW 2305, Australia
[5] Hunter New England Hlth, Nursing & Midwifery Res Ctr, New Lambton, NSW, Australia
[6] Univ Canberra, Canberra, ACT, Australia
[7] ACT Govt Hlth Directorate, Canberra, ACT, Australia