"Fatigue"in Patients with Multiple Sclerosis
Arch Neurol 49:517-524, Sandroni,P.,et al, 1992
The Diagnostic Reliability of Magnetically Evoked Motor Potentials In Multiple Sclerosis
Neurol 42:1296-1301, Ravnborg,M.,et al, 1992
Magnetism, A New Method for Stimulation of Nerve and Brain
JAMA 262:538-541, Hallett,M.&Cohen,L.G., 1989