title: A study on electric method for measuring root canal length.
mesh_terms: D003786:Dental Pulp Cavity / Q000033:anatomy & histology* / Q000502:physiology; D004553:Electric Conductivity; D004568:Electrodiagnosis / Q000295:instrumentation*; D006801:Humans; D009811:Odontometry / Q000295:instrumentation*; D012390:Root Canal Therapy / Q000295:instrumentation