title: On misclassification of smoking.
authors.forename: U
authors.initials: U
authors.lastname: Keil
authors.forename: J
authors.initials: J
authors.lastname: Stieber
authors.forename: B
authors.initials: B
authors.lastname: Filipiak
authors.forename: H
authors.initials: H
authors.lastname: Löwel
authors.forename: H E
authors.initials: HE
authors.lastname: Wichmann
mesh_terms: D015982:Bias; D002965:Classification; D003627:Data Interpretation, Statistical; D016021:Epidemiologic Studies; D006306:Health Surveys; D006801:Humans; D012307:Risk Factors; D012907:Smoking / Q000009:adverse effects / Q000453:epidemiology*