title: The risk of perforation in the curved canal: anticurvature filing compared with the stepback technique.
authors.forename: S S
authors.initials: SS
authors.lastname: Lim
authors.forename: C J
authors.initials: CJ
authors.lastname: Stock
mesh_terms: D003786:Dental Pulp Cavity / Q000033:anatomy & histology; D006801:Humans; D012390:Root Canal Therapy / Q000379:methods*; D014092:Tooth Root / Q000293:injuries*