@article{dbf4e667d31e42aca0498f24a4ca8930,
title = "Cognitive dysfunction in primary progressive multiple sclerosis: a neuropsychological and MRI study",
keywords = "cognitive function, magnetic resonance imaging, primary progressive multiple sclerosis, cognitive function, magnetic resonance imaging, primary progressive multiple sclerosis",
author = "M Ukkonen and T Vahvelainen and P H{\"a}m{\"a}l{\"a}inen and P Dastidar and I Elovaara",
year = "2009",
doi = "10.1177/1352458509106231",
language = "English",
volume = "15",
pages = "1055--1061",
number = "9",
}