Temporal subtraction chest radiography.
D000368:Aged; D006099:Granuloma / Q000000981:diagnostic imaging*; D006801:Humans; D008171:Lung Diseases / Q000000981:diagnostic imaging*; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D011859:Radiography; D013679:Technology, Radiologic; D013997:Time Factors