title: [Root canal obturation: techniques, problems and management].
authors.forename: Cheng-fei
authors.initials: CF
authors.lastname: Zhang
authors.forename: Jia-de
authors.initials: JD
authors.lastname: Wang
mesh_terms: D006801:Humans; D012387:Root Canal Filling Materials; D012389:Root Canal Obturation / Q000379:methods*; D014092:Tooth Root / Q000503:physiopathology
chemical_list: D012387:Root Canal Filling Materials