title: [Study on handling of broken instruments in root canal. Study on distribution of metal in the teeth treated by iontophoresis with transparent specimens (author's transl)].
mesh_terms: D003762:Dental Instruments / Q000009:adverse effects*; D004553:Electric Conductivity; D005547:Foreign Bodies / Q000628:therapy*; D006801:Humans; D066298:In Vitro Techniques; D007478:Iontophoresis; D008670:Metals; D012390:Root Canal Therapy / Q000009:adverse effects* / Q000295:instrumentation; D014092:Tooth Root / Q000503:physiopathology*
chemical_list: D008670:Metals