title: Letter to the editor re: Evolution of emphysema in relation to smoking.
authors.forename: Nicola
authors.initials: N
authors.lastname: Sverzellati
authors.forename: Elisa
authors.initials: E
authors.lastname: Calabrò
authors.forename: Jan-Martin
authors.initials: JM
authors.lastname: Kunighk
authors.forename: Giorgia
authors.initials: G
authors.lastname: Randi
authors.forename: Ugo
authors.initials: U
authors.lastname: Pastorino
mesh_terms: D006801:Humans; D008137:Longitudinal Studies; D011656:Pulmonary Emphysema / Q000209:etiology / Q000503:physiopathology; D018570:Risk Assessment; D012907:Smoking