Ptosis and Supranuclear Downgaze Paralysis
Neurol 39:385-389, Buttner-Ennever,J.A.,et al, 1989
Sustained Downgaze as the only remained sign after regaining consciousness in hepatic encephalopathy
Neurol Asia 19:105-106, Park, D.G.,et al, 2014
Progressive Supranuclear Palsy: A Current Review
The Neurologist 14:79-88, Lubarsky,M. &Juncos,J.L., 2008