title: Traces of toxicity: applications of the scanning proton microprobe.
mesh_terms: D000818:Animals; D002118:Calcium / Q000032:analysis; D004577:Electron Probe Microanalysis / Q000295:instrumentation / Q000379:methods; D006197:Hair / Q000032:analysis; D006801:Humans; D007854:Lead / Q000032:analysis; D051381:Rats; D014070:Tooth / Q000032:analysis; D014131:Trace Elements / Q000032:analysis*
chemical_list: D014131:Trace Elements; D007854:Lead; D002118:Calcium