title: The tetracycline dilemma and a vital bleaching technique.
mesh_terms: D003707:Demeclocycline / Q000009:adverse effects; D004318:Doxycycline / Q000009:adverse effects; D010118:Oxytetracycline / Q000009:adverse effects; D013752:Tetracycline / Q000009:adverse effects*; D014073:Tooth Bleaching; D014075:Tooth Discoloration / Q000209:etiology
chemical_list: D003707:Demeclocycline; D013752:Tetracycline; D004318:Doxycycline; D010118:Oxytetracycline