title: Phenotypes of obstructive lung disease.
authors.affiliation: Department of Medical Sciences: Respiratory Medicine and Allergology, Uppsala University, Akademiska Sjukhuset, Uppsala, Sweden. christer.janson@medsci.uu.se
authors.forename: C
authors.initials: C
authors.lastname: Janson
mesh_terms: D001249:Asthma / Q000453:epidemiology / Q000276:immunology / Q000503:physiopathology; D006801:Humans; D010641:Phenotype; D015995:Prevalence; D029424:Pulmonary Disease, Chronic Obstructive / Q000453:epidemiology / Q000276:immunology / Q000503:physiopathology; D012307:Risk Factors