%0 Journal Article %T Smoking and Parkinson's disease. An age-dependent risk effect? The EUROPARKINSON Study Group. %A Tzourio, C %A Rocca, W A %A Breteler, M M %A Baldereschi, M %A Dartigues, J F %A Lopez-Pousa, S %A Manubens-Bertran, J M %A Alpérovitch, A %J Neurology %V 49 %N 5 %P 1267-72 %@ 0028-3878 %D 1997-12-08 %~ DeepDyve