X Zhang

MR imaging quantitation of gray matter involvement in multiple sclerosis and its correlation with disability measures and neurocognitive testing.

J K Udupa, R I Grossman, M. Grossman, 1999, AJNR. American journal of neuroradiology.

Multiple sclerosis: magnetization transfer histogram analysis of segmented normal-appearing white matter.

J K Udupa, R I Grossman, J. Udupa, 2000, Radiology.