title: Malignant pleural mesothelioma: difficulties in diagnosis.
mesh_terms: D001194:Asbestos / Q000009:adverse effects; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis* / Q000648:ultrastructure; D008297:Male; D008654:Mesothelioma / Q000175:diagnosis* / Q000209:etiology / Q000648:ultrastructure; D008875:Middle Aged
chemical_list: D001194:Asbestos