Miners, health--1.
D003032:Coal Mining; D003095:Collagen Diseases / Q000517:prevention & control; D009783:Dermatitis, Occupational / Q000517:prevention & control; D006801:Humans; D008297:Male; D009787:Occupational Medicine; D011009:Pneumoconiosis / Q000517:prevention & control; D014008:Tinea Pedis / Q000517:prevention & control