title: Intrinsic staining and hypoplastic enamel: etiology and treatment alternatives.
mesh_terms: D003442:Crowns; D003744:Dental Enamel Hypoplasia / Q000209:etiology / Q000628:therapy*; D003793:Dental Restoration, Permanent; D006801:Humans; D012117:Resins, Synthetic; D014073:Tooth Bleaching / Q000379:methods; D014075:Tooth Discoloration / Q000209:etiology / Q000628:therapy*
chemical_list: D012117:Resins, Synthetic