title: BRONCHIAL CYSTS AND COLLATERAL VENTILATION.
mesh_terms: D000293:Adolescent; D001982:Bronchial Diseases; D001994:Bronchogenic Cyst; D001995:Bronchography; D002648:Child; D003560:Cysts; D006801:Humans; D010336:Pathology; D011656:Pulmonary Emphysema; D013902:Radiography, Thoracic
keywords: ADOLESCENCE; BRONCHIAL DISEASES; BRONCHOGRAPHY; CHILD; CYSTS; PATHOLOGY; PULMONARY EMPHYSEMA; THORACIC RADIOGRAPHY