title: Clearance of tantalum from airways of different caliber in man evaluated by a roentgenographic method.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001980:Bronchi / Q000502:physiology; D001987:Bronchiectasis / Q000503:physiopathology; D001995:Bronchography; D002648:Child; D002675:Child, Preschool; D003287:Contrast Media / Q000378:metabolism; D006801:Humans; D008168:Lung / Q000502:physiology; D008175:Lung Neoplasms / Q000503:physiopathology; D008875:Middle Aged; D012143:Respiratory Physiological Phenomena; D013635:Tantalum / Q000378:metabolism*; D013997:Time Factors; D014132:Trachea / Q000000981:diagnostic imaging / Q000502:physiology
chemical_list: D003287:Contrast Media; D013635:Tantalum