title: Letter: Aplastic anaemia and hair dye.
mesh_terms: D000741:Anemia, Aplastic / Q000139:chemically induced*; D004396:Coloring Agents / Q000009:adverse effects*; D006197:Hair; D006801:Humans; D010118:Oxytetracycline / Q000009:adverse effects; D010406:Penicillins / Q000009:adverse effects
chemical_list: D004396:Coloring Agents; D010406:Penicillins; D010118:Oxytetracycline