TY - RPRT TI - Differences between relapsing-remitting and chronic progressive multiple sclerosis as determined with quantitative MR imaging. AU - Y Miki AU - R I Grossman AU - J K Udupa AU - M A van Buchem AU - L Wei AU - M D Phillips AU - U Patel AU - J C McGowan AU - D L Kolson PY - 1999 DO - 10.1148/radiology.210.3.r99mr44769 UR - https://pubmed.ncbi.nlm.nih.gov/10207480/ ID - 10207480 ER -