title: Flawed methods.
authors.forename: Lars Erik
authors.initials: LE
authors.lastname: Rutqvist
authors.forename: Freddi
authors.initials: F
authors.lastname: Lewin
mesh_terms: D000328:Adult; D000368:Aged; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D009369:Neoplasms / Q000453:epidemiology / Q000209:etiology; D009664:Norway / Q000453:epidemiology; D010190:Pancreatic Neoplasms / Q000453:epidemiology / Q000209:etiology*; D018570:Risk Assessment; D014030:Tobacco, Smokeless / Q000009:adverse effects*