Low signal intensity of motor cortex in SWI sequence: a radiological marker for motor neuron disease?

Hosp Beneficencia Portuguesa São Paulo, BR-01323000 São Paulo, SP, BrazilUniversidade Federal de São Paulo, Dept Neurol, São Paulo, SP, BrazilUniversidade Federal de São Paulo, Dept Neurol, São Paulo, SP, BrazilWeb of Scienc