Co-morbidities increase the risk of disability pension among MS patients: a population-based nationwide cohort study. Tinghög P, Björkenstam C, Carstensen J, Jansson C, Glaser A, Hillert J, Alexanderson K BMC Neurol. 2014 Jun 3; 14(1):117. PMID: 24894415. Abstract CommentRecommendBookmarkWatch