[1] South Australian Hlth & Med Res Inst, Wardliparingga Aboriginal Res Unit, Adelaide, SA, Australia
[2] Univ Adelaide, Adelaide Nursing Sch, Adelaide, SA, Australia
[3] Flinders Univ S Australia, Coll Nursing & Hlth Sci, Adelaide, SA, Australia
[4] Univ South Australia, Allied Hlth & Human Performance, Adelaide, SA, Australia
[5] Univ South Australia, Sansom Inst Hlth Res, Aboriginal Hlth, Adelaide, SA, Australia
[6] SA Hlth, Dept Neurol, Adelaide, SA, Australia
[7] Univ Adelaide, Adelaide Med Sch, Adelaide, SA, Australia
[8] Christian Med Coll & Hosp, Dept Neurol, Ludhiana, Punjab, India
[9] Monash Univ, Sch Clin Sci, Stroke & Ageing Res Grp, Monash Hlth, Melbourne, Australia