Nonmotor Fluctuations in Patients with Parkinson's Disease
Neurol 47:1180-1183, Hillen,M.E.&Sage,J.I., 1996
Progressive Proximal Weakness in a 56-year-old Man with Bone Pain
Neurol 93:939-944, Torabi,T.,et al, 2019
A 64-year-old Man with Progressive Paraspinal Muscle Weakness
Neurol 86:e4-e9, Schneider, R.,et al, 2016