title: DIFFERENTIATION BETWEEN LOCALIZED AND GENERALIZED AIRWAY OBSTRUCTION.
mesh_terms: D000293:Adolescent; D000402:Airway Obstruction; D001982:Bronchial Diseases; D001984:Bronchial Neoplasms; D001999:Bronchoscopy; D005853:Geriatrics; D006801:Humans; D012131:Respiratory Insufficiency; D013147:Spirometry; D014134:Tracheal Neoplasms; D014135:Tracheal Stenosis
keywords: ADOLESCENCE; BRONCHIAL DISEASES; BRONCHIAL NEOPLASMS; BRONCHOSCOPY; GERIATRICS; RESPIRATORY INSUFFICIENCY; SPIROMETRY; TRACHEAL NEOPLASMS; TRACHEAL STENOSIS