Degenerative Diseases of the Nervous System, Amyotrophic Lateral Sclerosis
Adams & Victors Principles of Neurology, Chp 39, pg 1109, Ropper, A.H.,et al, 2014
Owls Eye Sign
Neurol 84:1500, Kumar, S.,et al, 2015
Inclusiong Body Myositis Mimicking Motor Neuron Disease
Arch Neurol 58:1253-1256, Dabby,R.,et al, 2001