[Multivariate analysis of the risk factors of coronary heart disease among 988 male workers at a capital iron and steel complex].
D000328:Adult; D000704:Analysis of Variance; D002681:China; D003327:Coronary Disease / Q000209:etiology*; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged; D012306:Risk; D013232:Steel; D014029:Tobacco Use Disorder / Q000150:complications
D013232:Steel