Smoker's chest: a radiographic challenge.
D002283:Carcinoma, Bronchogenic / Q000000981:diagnostic imaging*; D005188:False Negative Reactions; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008722:Methods; D011859:Radiography; D012907:Smoking; D013679:Technology, Radiologic