Association Between Plasma Homocysteine Concentrations and Extracranial Carotid-Artery Stenosis
NEJM 332:286-291, 3281995., Selhub,J.,et al, 1995
Vitamin B12-Responsive Severe Leukoencephalopathy and Autonomic Dysfunction in a Patient With "Normal" Serum B12 Levels
JNNP 81:1369-1371, Graber,J.J.,et al, 2010
Acute Leukoencephalopathies:Differential Diagnosis and Investigation
The Neurologist 4:148-166, Weinshenker,B.G.,et al, 1998
Plasma Vitamin B12 Level as a Potential Cofactor in Studies of HIV Type 1-Related Cognitive Changes
Arch Neurol 49:501-506, Beach,R.S.,et al, 1992
Lhermitte's Sign in Multiple Sclerosis:A Clinical Survey & Review of the Literature
JNNP 45:308-312, Kanchandani,R.,et al, 1982