[Saber-sheath trachea of patients with coal worker's pneumonoconiosis combined with emphysema].
Dai
Wen-Hui
WH
Chai
Li-Ping
LP
Xie
Bin
B
D000368:Aged; D055008:Anthracosis / Q000150:complications / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D008875:Middle Aged; D011656:Pulmonary Emphysema / Q000150:complications / Q000000981:diagnostic imaging; D036542:Tomography, Spiral Computed; D014132:Trachea / Q000000981:diagnostic imaging / Q000473:pathology*