A 58-year-old man with Progressive Ptosis and Walking Difficulty
Neurol 89:e1-e5, Kuo, P.,et al, 2017
Clinicopath Conf, Multiple-System Atrophy
NEJM 351:912-921, Case 27-2004, 2004
Risk Factors for Recurrent Nonsyncopal Falls, A Prospective Study
JAMA 261:2663-2668, Nevitt,M.C.,et al, 1989