title: Blood lead levels in children: poor methods or good news?
authors.forename: T
authors.initials: T
authors.lastname: Johnstone
mesh_terms: D000367:Age Factors; D002170:Canada; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007854:Lead / Q000097:blood*; D012621:Seasons
chemical_list: D007854:Lead