title: Endodontic retreatment: evaluation of gutta-percha and sealer removal and canal reinstrumentation.
mesh_terms: D003786:Dental Pulp Cavity / Q000033:anatomy & histology; D005069:Evaluation Studies as Topic; D006171:Gutta-Percha; D006358:Hot Temperature; D006801:Humans; D012387:Root Canal Filling Materials; D012390:Root Canal Therapy / Q000009:adverse effects / Q000295:instrumentation / Q000379:methods*
chemical_list: D012387:Root Canal Filling Materials; D006171:Gutta-Percha