Midbrain Myasthenia:Fatigable Ptosis, 'Lid Twitch'Sign, and Ophthalmoparesis From a Dorsal Midbrain Glioma
Neurol 42 917-919, Ragge,N.K.&Hoyt,W.F., 1992
Ocular Pseudomyasthenia or Ocular Myasthenia'Plus':A Warning to Clinicians
Neurol 39:1150-1154, Moorthy,G.,et al, 1989