Effects of seasons on magnetic resonance imaging--measured disease activity in patients with multiple sclerosis.
M
M
Rovaris
G
G
Comi
M P
MP
Sormani
J S
JS
Wolinsky
D
D
Ladkani
M
M
Filippi
D006801:Humans; D008279:Magnetic Resonance Imaging; D009103:Multiple Sclerosis / Q000473:pathology* / Q000503:physiopathology*; D012621:Seasons