title: Blood lead study of long term hand soldering operators.
mesh_terms: D000328:Adult; D004781:Environmental Exposure; D005260:Female; D006801:Humans; D007854:Lead / Q000097:blood*; D007855:Lead Poisoning / Q000517:prevention & control*; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases / Q000517:prevention & control*; D011524:Protoporphyrins / Q000097:blood; D014691:Ventilation; D015032:Zinc / Q000097:blood
chemical_list: D011524:Protoporphyrins; D007854:Lead; D015032:Zinc