[1] Natl Ageing Res Inst, Social Gerontol, Parkville, Vic, Australia
[2] Natl Ageing Res Inst, Clin Gerontol, Parkville, Vic, Australia
[3] Natl Ageing Res Inst, Aged Care Res, Parkville, Vic, Australia
[4] Natl Ageing Res Inst, Parkville, Vic, Australia
[5] La Trobe Univ, Dept Social Inquiry, Bundoora, Vic, Australia
[6] Univ Auckland, Hlth Syst, Auckland, New Zealand
[7] Deakin Univ, Sch Nursing Midwifery & Hlth Sci, Geelong, Vic, Australia
[8] Univ Melbourne, Sch Global & Populat Hlth, Melbourne, Vic, Australia