title: Ten steps to identify atypical parkinsonism.
authors.forename: D J
authors.initials: DJ
authors.lastname: Burn
mesh_terms: D003937:Diagnosis, Differential; D020233:Gait Disorders, Neurologic / Q000209:etiology; D006801:Humans; D010300:Parkinson Disease / Q000150:complications / Q000175:diagnosis*; D015203:Reproducibility of Results; D016138:Walking