title: A method to determine the cutting efficiency of root canal instruments in rotary motion.
mesh_terms: D000818:Animals; D001842:Bone and Bones; D002417:Cattle; D003762:Dental Instruments / Q000592:standards*; D004526:Efficiency; D005069:Evaluation Studies as Topic; D012390:Root Canal Therapy / Q000295:instrumentation*; D013997:Time Factors