title: "Black henna" tattoos can cause blistering and scarring, doctors warn.
authors: The BMJ.
authors: Zosia
authors: Z
authors: Kmietowicz
mesh_terms: D001768:Blister / Q000139:chemically induced*; D002921:Cicatrix / Q000139:chemically induced*; D004396:Coloring Agents / Q000009:adverse effects*; D006801:Humans; D010655:Phenylenediamines / Q000009:adverse effects*
chemical_list: D004396:Coloring Agents; D010655:Phenylenediamines; C029728:4-phenylenediamine