More effective methods of lacating and preparing posterior canals.
D002614:Chelating Agents / Q000494:pharmacology; D055598:Chemical Phenomena; D002621:Chemistry; D003804:Dentin / Q000187:drug effects; D006801:Humans; D008153:Lubrication; D008722:Methods; D008963:Molar; D012390:Root Canal Therapy / Q000295:instrumentation*; D014092:Tooth Root
D002614:Chelating Agents