title: Protection against long ultraviolet radiation: topical browning agents and a new outlook.
mesh_terms: D000279:Administration, Cutaneous; D000818:Animals; D004098:Dihydroxyacetone / Q000008:administration & dosage / Q000378:metabolism; D006801:Humans; D013471:Sunburn / Q000517:prevention & control*; D013473:Sunscreening Agents / Q000008:administration & dosage* / Q000378:metabolism; D014466:Ultraviolet Rays / Q000009:adverse effects*
chemical_list: D013473:Sunscreening Agents; D004098:Dihydroxyacetone