Degenerative Diseases of the Nervous System, Progressive Supranuclear Palsy
Adams & Victors Principles of Neurology, Chp 39, pg 1096, Ropper, A.H.,et al, 2014
Clinicopath Conf
Progressive Supranuclear Palsy, Case 26, 1997, NEJM 337:549-55697., , 1997