Chronic bronchitis and emphysema at bronchography: survey of diagnostic features obtained by reviewing 2,000 bronchograms.
D001991:Bronchitis / Q000000981:diagnostic imaging*; D029481:Bronchitis, Chronic; D001995:Bronchography; D004646:Emphysema; D006801:Humans; D011656:Pulmonary Emphysema / Q000000981:diagnostic imaging*
BRONCHITIS/radiography; PULMONARY EMPHYSEMA/radiography