Specificity of Barkhof Criteria in Predicting Conversion to Multiple Sclerosis When Applied to Clinically Isolated Brainstem Syndromes
Arch Neurol 61:222-224, Sastre-Garriga,J.,et al, 2004
Convergence-Evoked Nystagmus
Neurol 40:161-162, Oliva,A.&Rosenberg,M.L., 1990