Clinical Manifestations of Myasthenia Gravis
UptoDate Aug 2016, Bird, S.J., 2016
Progressive Supranuclear Palsy: A Current Review
The Neurologist 14:79-88, Lubarsky,M. &Juncos,J.L., 2008
Clinicopath Conf, Multiple-System Atrophy
NEJM 351:912-921, Case 27-2004, 2004