title: Hard-rock mining exposures affect smokers and nonsmokers differently: results of a community prevalence study.
authors.forename: W K
authors.initials: WK
authors.lastname: Morgan
authors.forename: R B
authors.initials: RB
authors.lastname: Reger
mesh_terms: D001991:Bronchitis / Q000209:etiology / Q000503:physiopathology*; D006801:Humans; D008906:Mining; D009784:Occupational Diseases / Q000209:etiology / Q000503:physiopathology*; D011656:Pulmonary Emphysema / Q000209:etiology / Q000503:physiopathology*; D012907:Smoking / Q000503:physiopathology*