Spinal Fluid Cells and Protein in Amyotrophic Lateral Sclerosis
Arch Neurol 50:489-491, Norris,F.H.,et al, 1993
Degenerative Diseases of the Nervous System, Amyotrophic Lateral Sclerosis
Adams & Victors Principles of Neurology, Chp 39, pg 1109, Ropper, A.H.,et al, 2014
Diagnosis and Management of Motor Neurone Disease
BMJ 336:658-662, McDermott,C.J. &Shaw,P.J., 2008