Observations on high altitude coal miners.
D000328:Adult; D000531:Altitude; D002245:Carbon Dioxide / Q000097:blood; D003032:Coal Mining; D004185:Disability Evaluation; D006801:Humans; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000097:blood; D005082:Physical Exertion; D011009:Pneumoconiosis / Q000000981:diagnostic imaging / Q000503:physiopathology*; D011859:Radiography; D012119:Respiration; D012129:Respiratory Function Tests; D012907:Smoking
D002245:Carbon Dioxide; D010100:Oxygen