Detecting cortical lesions in multiple sclerosis at 7 T using white matter signal attenuation. Bluestein KT, Pitt D, Sammet S, Zachariah C R, Nagaraj U, Knopp MV, Schmalbrock P Magn Reson Imaging. 2012 May 11. PMID: 22578928. Abstract CommentRecommendBookmarkWatch