title: After half a century of research on smoking and PD, where do we go now?
authors.forename: Beate
authors.initials: B
authors.lastname: Ritz
authors.forename: Shannon L
authors.initials: SL
authors.lastname: Rhodes
mesh_terms: D006801:Humans; D010300:Parkinson Disease / Q000453:epidemiology / Q000209:etiology*; D012907:Smoking / Q000453:epidemiology*