title: Re: "Smoking and Parkinson's disease: using parental smoking as a proxy to explore causality".
authors.forename: Charles
authors.initials: C
authors.lastname: Poole
authors.forename: Jay S
authors.initials: JS
authors.lastname: Kaufman
mesh_terms: D015984:Causality; D002648:Child; D006801:Humans; D010290:Parents; D010300:Parkinson Disease / Q000209:etiology*; D012307:Risk Factors; D012907:Smoking / Q000009:adverse effects*