Convergence-Evoked Nystagmus
Neurol 40:161-162, Oliva,A.&Rosenberg,M.L., 1990
Primary Position Upbeating Nystagmus:A Variety of Central Positional Nystagmus
Brain 106:949-964, Fisher,A.,et al, 1983
Upbeat Nystagmus
JAMA 225:312, Daroff,R.B.,et al, 1973
A Young Woman with Isolated Upbeating Nystagmus
Neurol 84:e17-e19, Ong, C.,et al, 2015
Primary Position Upbeat Nystagmus Due to Unilateral Medial Medullary Infarction
Ann Neurol 43:403-406, Hirose,G.,et al, 1998
Nystagmus of Pelizaeus-Merzbacher Disease
Arch Neurol 48:87-91, Trobe,J.D.,et al, 1991