title: Emphysema and airway obstruction as risk factors for lung cancer.
authors.forename: Juan P
authors.initials: JP
authors.lastname: de Torres
authors.forename: Javier J
authors.initials: JJ
authors.lastname: Zulueta
authors.forename: Juan P
authors.initials: JP
authors.lastname: Wisnivesky
mesh_terms: D000230:Adenocarcinoma / Q000150:complications*; D004646:Emphysema / Q000150:complications*; D006801:Humans; D008175:Lung Neoplasms / Q000150:complications*; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications* / Q000175:diagnosis; D012307:Risk Factors; D012907:Smoking / Q000009:adverse effects; D013147:Spirometry