作者: G. Defazio , A. Berardelli , G. Abbruzzese , V. Lepore , V. Coviello
DOI: 10.1136/JNNP.64.1.25
关键词:
摘要: Objectives—Little is known about the aetiology of idiopathic adult onset dystonia. The Italian Movement Disorders Study Group promoted a case-control study on some hypothetical risk factors including past medical events, life habits, occupational hazards, and family hystory dystonia, parkinsonism, tremor. Methods—Cases aVected by dystonia (age at symptom >20 years, duration disease >one year