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Background
White matter hyperintensities (WMHs) have a role in cognitive impairment in normal brain aging, while the effect on Parkinson's disease (PD) progression is still controversial.
Objective
To investigate the longitudinal evolution of micro‐ and macrostructural damage of cerebral white matter (WM) and its relationship with the clinical picture in PD.
Methods
A total of 154 PD patients...