title: Actinic keratosis--the advent of fluorouracil.
mesh_terms: D005472:Fluorouracil / Q000627:therapeutic use*; D006801:Humans; D007642:Keratosis / Q000188:drug therapy*; D010787:Photosensitivity Disorders / Q000188:drug therapy*; D013472:Sunlight
chemical_list: D005472:Fluorouracil