Association of Changes in Activity Patterns With Brain Atrophy and Disability Progression in People With Multiple Sclerosis.

Fitzgerald KC, Sanjayan M, Dewey BE, Guha Niyogi P, Bou Rjeily N, Fadlallah Y, Delaney A, Zambriczki Lee A, Duncan S, Wyche C, Calabresi PA, Zipunnikov V, Mowry EM.