The Sensitivity of Transcranial Cortical Magnetic Stimulation in Detecting Pyramidal Tract Lesions in Clin Definite MS
Neurol 41:566-569, Mayr,N.,et al, 1991
Hallervorden-Spatz Syndrome and Brain Iron Metabolism
Arch Neurol 48:1285-1293, Swaiman,K.F., 1991