[Progress of the industry and occupational health: Iron and steel industry].
D000497:Alloys; D006801:Humans; D007501:Iron; D007564:Japan; D008669:Metallurgy; D009784:Occupational Diseases / Q000517:prevention & control; D009787:Occupational Medicine / Q000639:trends*; D013232:Steel
D000497:Alloys; D013232:Steel; D007501:Iron