title: Mortality in punctiform type of coalworkers' pneumoconiosis.
mesh_terms: D000328:Adult; D001344:Autopsy; D003032:Coal Mining; D005500:Follow-Up Studies; D006801:Humans; D008168:Lung / Q000473:pathology; D008297:Male; D008875:Middle Aged; D011009:Pneumoconiosis / Q000150:complications / Q000000981:diagnostic imaging / Q000401:mortality* / Q000473:pathology; D011656:Pulmonary Emphysema / Q000150:complications; D011859:Radiography; D012119:Respiration; D012907:Smoking