TY  - RPRT
TI  - Imaging primary progressive multiple sclerosis: the contribution of structural, metabolic, and functional MRI techniques.
AU  - Massimo Filippi
AU  - Marco Rovaris
AU  - Maria A Rocca
PY  - 2004
DO  - 10.1191/1352458504ms1029oa
UR  - https://pubmed.ncbi.nlm.nih.gov/15218808/
ID  - 15218808
ER  -