title: Bleaching patients pleased with long-term results.
mesh_terms: D000077463:Carbamide Peroxide; D004338:Drug Combinations; D005500:Follow-Up Studies; D006801:Humans; D017060:Patient Satisfaction; D010545:Peroxides / Q000627:therapeutic use; D011795:Surveys and Questionnaires; D014073:Tooth Bleaching; D014075:Tooth Discoloration / Q000188:drug therapy; D014508:Urea / Q000031:analogs & derivatives / Q000627:therapeutic use
chemical_list: D004338:Drug Combinations; D010545:Peroxides; D000077463:Carbamide Peroxide; D014508:Urea