Tharuni, S L A comparison of canal preparation using the K-file and Lightspeed in resin blocks. [electronic resource] - Journal of endodontics Sep 1996 - 474-6 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0099-2399 Standard No.: 10.1016/S0099-2399(96)80081-1 doi Subjects--Topical Terms: Dental InstrumentsDental Pulp Cavity--anatomy & histologyEfficiencyEquipment DesignEvaluation Studies as TopicModels, StructuralRoot Canal Preparation--instrumentation