Balance deficit with opened or closed eyes reveals involvement of different structures of the central nervous system in multiple sclerosis. Prosperini L, Petsas N, Raz E, Sbardella E, Tona F, Mancinelli C R, Pozzilli C, Pantano P Mult Scler. 2013 Jun 11. PMID: 23756679. Abstract CommentRecommendBookmarkWatch