[On circular foci silicosis].
D000328:Adult; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D011677:Punctures; D011859:Radiography; D012829:Silicosis / Q000000981:diagnostic imaging*; D012830:Silicotuberculosis / Q000000981:diagnostic imaging*; D003074:Solitary Pulmonary Nodule / Q000000981:diagnostic imaging*
Zur Rundherdsilikose.