FDA's hands somewhat tied on hair dye-cancer link.
D000818:Animals; D006202:Hair Dyes / Q000009:adverse effects*; D006203:Hair Preparations / Q000009:adverse effects*; D006801:Humans; D051379:Mice; D009369:Neoplasms / Q000139:chemically induced*; D051381:Rats; D014481:United States; D014486:United States Food and Drug Administration
D006202:Hair Dyes; D006203:Hair Preparations