1. From the Department of Rehabilitation and Aged Care (K.L., S.G., S.T., M.C.), Flinders University, Adelaide, South Australia; the Department of Rehabilitation and Movement Science (J.E.D.), University of Medicine and Dentistry of New Jersey, Newark, NJ; and the Department of Rehabilitation and Aged Care (M.C.), Repatriation General Hospital, Daw Park, South Australia.