TY - BOOK AU - Filippi, Massimo TI - Multiple sclerosis SN - 9781416063216 U1 - 616.83407548 FIL PY - 2008/// CY - Philadelphia, PA PB - Saunders KW - Multiple sclerosis--Magnetic resonance imaging N1 - pt. 1. Background and conventional MRI -- pt. 2. Nonconventional MRI techniques ER -