title: [Gait disorders - foreword].
authors.forename: J-P
authors.initials: JP
authors.lastname: Azulay
authors.forename: L
authors.initials: L
authors.lastname: Defebvre
mesh_terms: D020233:Gait Disorders, Neurologic / Q000453:epidemiology* / Q000209:etiology; D006801:Humans; D006816:Huntington Disease / Q000503:physiopathology; D010300:Parkinson Disease / Q000503:physiopathology; D020734:Parkinsonian Disorders / Q000503:physiopathology