title: Components of airway disease.
authors.forename: D L
authors.initials: DL
authors.lastname: Hahn
mesh_terms: D001249:Asthma / Q000175:diagnosis*; D001991:Bronchitis / Q000175:diagnosis*; D003937:Diagnosis, Differential; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis*; D012120:Respiration Disorders / Q000175:diagnosis*