title: Sunscreens: skin types and protection factor.
mesh_terms: D006801:Humans; D012867:Skin / Q000187:drug effects*; D013471:Sunburn / Q000145:classification / Q000517:prevention & control*; D013473:Sunscreening Agents / Q000494:pharmacology*
chemical_list: D013473:Sunscreening Agents