Longitudinal investigation of neuroimaging changes related to memory decline in multiple sclerosis: Testing a mechanistic model. - Simani L; Tozlu C; Lee S; Dworkin J; Ratzan AS; Buyukturkoglu K; Onomichi K; Mata J; Riley CS; Leavitt VM (Multiple sclerosis (Houndmills, Basingstoke, England), 2025)