title: Re: the interpretation of zinc protoporphyrin changes in lead intoxication.
authors.forename: J T
authors.initials: JT
authors.lastname: Mets
mesh_terms: D015415:Biomarkers / Q000097:blood; D006801:Humans; D007855:Lead Poisoning / Q000517:prevention & control*; D016273:Occupational Exposure / Q000032:analysis*; D011524:Protoporphyrins / Q000097:blood*; D012016:Reference Values; D012680:Sensitivity and Specificity
chemical_list: D015415:Biomarkers; D011524:Protoporphyrins; C017803:zinc protoporphyrin