title: Obturation technique for large root canal systems.
mesh_terms: D000293:Adolescent; D003786:Dental Pulp Cavity / Q000033:anatomy & histology; D006171:Gutta-Percha / Q000008:administration & dosage; D006801:Humans; D012389:Root Canal Obturation / Q000295:instrumentation / Q000379:methods*
chemical_list: D006171:Gutta-Percha