title: Ancorextra anchors--a risk of fracture.
authors.forename: H G
authors.initials: HG
authors.lastname: Kurer
mesh_terms: D003442:Crowns / Q000295:instrumentation*; D004868:Equipment Failure; D011176:Post and Core Technique / Q000295:instrumentation*; D014025:Titanium
chemical_list: D014025:Titanium