Ventilatory function in relation to mining experience and smoking in a random sample of miners and non-miners in a Witwatersrand Town.
D000328:Adult; D000368:Aged; D000397:Air Pollution; D001991:Bronchitis / Q000150:complications*; D004391:Dust; D006046:Gold; D006801:Humans; D008297:Male; D008875:Middle Aged; D008906:Mining; D009784:Occupational Diseases; D012129:Respiratory Function Tests; D012131:Respiratory Insufficiency / Q000209:etiology*; D012494:Sampling Studies; D012829:Silicosis / Q000150:complications; D012907:Smoking; D013019:South Africa
D004391:Dust; D006046:Gold