title: Health effects of low-level lead exposure among iron workers repairing an elevated railway in New York City.
mesh_terms: D000328:Adult; D006801:Humans; D007501:Iron; D007855:Lead Poisoning / Q000097:blood / Q000378:metabolism*; D008297:Male; D008875:Middle Aged; D009519:New York City; D009784:Occupational Diseases / Q000139:chemically induced*; D009790:Occupations; D011890:Railroads
chemical_list: D007501:Iron