title: [Packs per years].
authors.forename: Enric
authors.initials: E
authors.lastname: Aragonès Benaiges
mesh_terms: D006801:Humans; D012720:Severity of Illness Index; D012907:Smoking / Q000453:epidemiology*; D009626:Terminology as Topic; D014029:Tobacco Use Disorder / Q000453:epidemiology*