Bürklein, S Comparison of preparation of curved root canals with Hyflex CM and Revo-S rotary nickel-titanium instruments. [electronic resource] - International endodontic journal May 2014 - 470-6 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1365-2591 Standard No.: 10.1111/iej.12171 doi Subjects--Topical Terms: Dental InstrumentsDental Pulp Cavity--anatomy & histologyHumansIn Vitro TechniquesNickelRoot Canal PreparationTitanium