title: [New technics for biomechanical preparation: escalated biomechanical preparation and incremental preparation. I].
mesh_terms: D003762:Dental Instruments / Q000592:standards; D006801:Humans; D012389:Root Canal Obturation / Q000379:methods; D012390:Root Canal Therapy / Q000295:instrumentation* / Q000379:methods
vernacular_title: Novas téchnicas de preparo biomecânico: preparo biomecânico escalonado e preparo biomecânico incremental. Parte I.