Reduced Paramagnetic Rim Visibility Signals Lesion Aging and Tissue Degeneration in Progressive Multiple Sclerosis: Impact on Clinical Trials.

Sacco S, Zhao H, Cheng S, Akula AV, Luskin E, Zhang J, Manouvakhova O, Cooper TP, Stern W, Block VJ, Virupakshaiah A, Gomez R, Santaniello A, Sati P, Papinutto N, Bove R, Gelfand JM, Goodin DS, Green AJ, Oksenberg J, Waubant E, Wilson MR, Zamvil SS, as the University of California, San Francisco MS-EPIC Team, Cree BAC, Hauser SL, Henry RG