title: Essential tremor course and disability: a clinicopathologic study of 20 cases.
authors.forename: Joseph
authors.initials: J
authors.lastname: Jankovic
mesh_terms: D015897:Comorbidity; D003342:Corpus Striatum / Q000000981:diagnostic imaging / Q000378:metabolism / Q000503:physiopathology; D018450:Disease Progression; D004298:Dopamine / Q000378:metabolism; D020329:Essential Tremor / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000503:physiopathology; D006801:Humans; D010300:Parkinson Disease / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000503:physiopathology; D018579:Patient Selection; D049268:Positron-Emission Tomography; D012307:Risk Factors; D015983:Selection Bias; D015899:Tomography, Emission-Computed, Single-Photon
chemical_list: D004298:Dopamine