Rennard, S I Smoking reduction and biological markers of response. [electronic resource] - Monaldi archives for chest disease = Archivio Monaldi per le malattie del torace Oct 1993 - 580-2 p. digital Publication Type: Journal Article ISSN: 1122-0643 Subjects--Topical Terms: Bronchoalveolar Lavage Fluid--cytologyBronchoscopyHumansLung Diseases, Obstructive--etiologyNicotine--therapeutic useSmoking--adverse effectsSmoking Cessation