title: Hair analysis and selenium shampoos.
mesh_terms: D006197:Hair / Q000032:analysis*; D006203:Hair Preparations / Q000032:analysis* / Q000378:metabolism; D006801:Humans; D008722:Methods; D012643:Selenium / Q000032:analysis* / Q000378:metabolism
chemical_list: D006203:Hair Preparations; D012643:Selenium