Ferrara, Giulia Comparative evaluation of the shaping ability of two different nickel-titanium rotary files in curved root canals of extracted human molar teeth. [electronic resource] - Journal of investigative and clinical dentistry Feb 2017 Publication Type: Comparative Study; Journal Article; Randomized Controlled Trial ISSN: 2041-1626 Standard No.: 10.1111/jicd.12187 doi Subjects--Topical Terms: Dental InstrumentsDental Pulp Cavity--surgeryHumansMolar--surgeryNickelRoot Canal Preparation--instrumentationTitanium