Patterns of focal gray matter atrophy are associated with bradykinesia and gait disturbances in older adults.
Rosano C, Bennett DA, Newman AB, Venkatraman V, Yaffe K, Harris T, Kritchevsky S, Aizenstein HJ. Patterns of focal gray matter atrophy are associated with bradykinesia and gait disturbances in older adults. J Gerontol A Biol Sci Med Sci. 2012 Sep; 67(9):957-62.