[1] Univ Newcastle, Fac Hlth & Med, Sch Hlth Sci, Callaghan, NSW 2305, Australia
[2] Univ Newcastle, Prior Res Ctr Stroke & Brain Injury, Callaghan, NSW 2305, Australia
[3] Hunter Med Res Inst, New Lambton Hts, NSW 2305, Australia
[4] Univ Newcastle, Prior Res Ctr Phys Act & Nutr, Callaghan, NSW 2305, Australia
[5] Florey Inst Neurosci & Mental Hlth, Ctr Res Excellence Stroke Rehabil & Brain Recover, Melbourne, Vic 3052, Australia