Respiratory symptoms in British coal miners.
D000367:Age Factors; D003032:Coal Mining; D003371:Cough / Q000150:complications; D004781:Environmental Exposure; D006801:Humans; D008297:Male; D009784:Occupational Diseases / Q000150:complications*; D011009:Pneumoconiosis / Q000150:complications / Q000000981:diagnostic imaging; D011859:Radiography; D012140:Respiratory Tract Diseases / Q000150:complications / Q000453:epidemiology*; D012907:Smoking; D006113:United Kingdom; D014887:Weather