[Treatment of the root canal by N2].
D001881:Borates; D003764:Dental Materials; D008628:Mercury; D009942:Organometallic Compounds; D012387:Root Canal Filling Materials; D012390:Root Canal Therapy
D001881:Borates; D003764:Dental Materials; D009942:Organometallic Compounds; D012387:Root Canal Filling Materials; D008628:Mercury