title: Essential tremor: a heterogenous disorder.
authors.affiliation: Parkinson's Disease Center and Movement Disorders Clinic, Baylor College of Medicine, Houston, Texas 77030, USA. josephj@bcm.tmc.edu
authors.forename: Joseph
authors.initials: J
authors.lastname: Jankovic
mesh_terms: D003937:Diagnosis, Differential; D020329:Essential Tremor / Q000145:classification / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D009460:Neurologic Examination; D010300:Parkinson Disease / Q000175:diagnosis