title: [Ultrasonic root canal preparation: comparative S.E.M. study with manual treatment].
mesh_terms: D003786:Dental Pulp Cavity / Q000648:ultrastructure; D003804:Dentin / Q000648:ultrastructure; D006801:Humans; D008855:Microscopy, Electron, Scanning; D012390:Root Canal Therapy / Q000379:methods*; D014465:Ultrasonics / Q000295:instrumentation*
vernacular_title: La preparazione del canale radicolare con ultrasuoni: studio comparativo al M.E.S. con il trattamento manuale.