title: Let there be light.
mesh_terms: D004260:DNA Repair; D006801:Humans; D010126:Ozone; D011230:Precancerous Conditions / Q000209:etiology; D012878:Skin Neoplasms / Q000209:etiology; D013471:Sunburn / Q000150:complications / Q000503:physiopathology*; D013472:Sunlight
chemical_list: D010126:Ozone