title: A quantitative assessment of canal debris forced periapically during root canal instrumentation using two different techniques.
mesh_terms: D003782:Dental Pulp; D003786:Dental Pulp Cavity / Q000033:anatomy & histology*; D003804:Dentin; D005547:Foreign Bodies / Q000175:diagnosis*; D006801:Humans; D008953:Models, Anatomic; D010486:Periapical Tissue; D012390:Root Canal Therapy / Q000295:instrumentation* / Q000379:methods