Owls Eye Sign
Neurol 84:1500, Kumar, S.,et al, 2015
Degenerative Diseases of the Nervous System, Amyotrophic Lateral Sclerosis
Adams & Victors Principles of Neurology, Chp 39, pg 1109, Ropper, A.H.,et al, 2014
Degenerative Diseases of the Nervous System, Progressive Bulbar Palsy
Adams & Victors Principles of Neurology, Chp 39, pg 1111, Ropper, A.H.,et al, 2014
Flail Arm Syndrome: A Distinctive Variant of Amyotrophic Lateral Sclerosis
JNNP 65:950-951, Hu, M.T.M.,et al, 1998