Invited commentary.
Bowden
Mark G
MG
Brain Rehabilitation Research Center, Malcom Randall VA Medical Center, Gainesville, Florida 32610-0154, USA.
Behrman
Andrea L
AL
D004185:Disability Evaluation; D005684:Gait / Q000502:physiology*; D020233:Gait Disorders, Neurologic / Q000209:etiology / Q000503:physiopathology*; D006621:Hip Joint / Q000503:physiopathology; D006801:Humans; D035002:Lower Extremity / Q000503:physiopathology; D004856:Postural Balance; D016059:Range of Motion, Articular; D013119:Spinal Cord Injuries / Q000150:complications / Q000503:physiopathology*; D016138:Walking / Q000502:physiology*