Influence of Personality on the Relationship Between Gray Matter Volume and Neuropsychiatric Symptoms in Multiple Sclerosis. Benedict RHB, Schwartz CE, Duberstein P, Healy B, Hoogs M, Bergsland N, Dwyer MG, Weinstock-Guttman B, Zivadinov R Psychosom Med. 2013 Mar 15. PMID: 23504242. Abstract CommentRecommendBookmarkWatch