The Ocular Manifestations of Multiple Sclerosis, 2, Abnormalities of Eye Movements
JNNP 55:863-868, Barnes,D.&McDonald,W.I., 1992
Dissociated Vertical Nystagmus and Internuclear Ophthalmoplegia from a Midbrain Infarction
Arch Neurol 48:1304-1305, Marshall,R.S.,et al, 1991