title: [The surface of human dental cement after subgingival abrasion (comparing the use of manual instruments with ultra-sonic instruments)].
mesh_terms: D003739:Dental Cementum / Q000033:anatomy & histology* / Q000293:injuries; D003754:Dental High-Speed Equipment / Q000592:standards; D012534:Dental Scaling / Q000295:instrumentation; D006801:Humans; D013357:Subgingival Curettage / Q000295:instrumentation* / Q000379:methods; D014465:Ultrasonics / Q000295:instrumentation*
vernacular_title: Contribuição ao estudo da superficie do cemento dentário humano, após raspagem subjengival (comparando o uso de instrumentos manuais com os instrumentos ultra-sônicos).