[1] Massey Univ, Coll Hlth, Auckland, New Zealand
[2] Monash Univ, Sch Med, Melbourne, Vic, Australia
[3] Univ New South Wales, Sch Publ Hlth & Community Med, Sydney, NSW, Australia
[4] Univ Laval, Fac Med, Dept Med Familiale & Med D'urgence, Quebec City, PQ, Canada
[5] Univ Sydney, Susan Wakil Sch Nursing & Midwifery, Sydney, NSW, Australia
[6] Monash Univ, Sch Nursing & Midwifery, Clayton, Vic, Australia
[7] Univ Western Australia, Sch Surg, Canc & Palliat Care Res & Evaluat Unit, Crawley, WA, Australia
[8] Univ Notre Dame Fremantle, Sch Nursing & Midwifery, Fremantle, WA, Australia
[9] St John God Murdoch Hosp, Ctr Nursing & Midwifery Res, Murdoch, WA, Australia
[10] Univ Queensland, Sch Clin Med, Primary Care Clin Unit, Brisbane, Qld, Australia
[11] Univ Western Australia, Gen Practice, Perth, WA, Australia
[12] Queensland Univ Technol, Nursing, Brisbane, Qld, Australia