Editors' Pick Magnetic Resonance Spectroscopy Markers of Disease Progression in Multiple Sclerosis. Llufriu S, Kornak J, Ratiney H, Oh J, Brenneman D, Cree BA, Sampat M, Hauser SL, Nelson SJ, Pelletier D JAMA Neurol. 2014 May 19. Epub 1969 Dec 31. PMID: 24839987. Abstract CommentRecommendBookmarkWatch