title: C-shaped root canal systems: diagnosis, treatment, and restoration.
mesh_terms: D003786:Dental Pulp Cavity / Q000033:anatomy & histology*; D006801:Humans; D008963:Molar / Q000033:anatomy & histology; D012390:Root Canal Therapy / Q000379:methods*; D014092:Tooth Root / Q000033:anatomy & histology*