title: A new approach to the use of silver cones: the effect of negatively charged Teflon: a preliminary study.
mesh_terms: D000818:Animals; D004285:Dogs; D004560:Electricity; D010486:Periapical Tissue / Q000187:drug effects*; D011138:Polytetrafluoroethylene; D012387:Root Canal Filling Materials; D012389:Root Canal Obturation; D012834:Silver
chemical_list: D012387:Root Canal Filling Materials; D012834:Silver; D011138:Polytetrafluoroethylene