title: [Tooth stain removal (IV)].
mesh_terms: D000388:Air; D003777:Dental Prophylaxis / Q000295:instrumentation*; D012534:Dental Scaling / Q000295:instrumentation* / Q000379:methods; D006801:Humans; D008670:Metals; D008954:Models, Biological; D013499:Surface Properties; D014075:Tooth Discoloration / Q000628:therapy*
chemical_list: D008670:Metals