title: [Symposium: x-ray diagnosis of tumor-like image of the thoracic region].
mesh_terms: D000368:Aged; D001706:Biopsy; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008171:Lung Diseases / Q000000981:diagnostic imaging; D008175:Lung Neoplasms / Q000000981:diagnostic imaging; D008297:Male; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging; D008875:Middle Aged; D011859:Radiography; D013899:Thoracic Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging* / Q000473:pathology