title: "O" ring coping attachment for a telescopic prosthodontic appliance.
authors.forename: L
authors.initials: L
authors.lastname: Baum
authors.forename: M W
authors.initials: MW
authors.lastname: Lee
mesh_terms: D003442:Crowns; D000044:Dental Abutments; D003779:Denture Design; D003781:Denture Retention / Q000295:instrumentation; D003832:Denture, Partial, Removable; D006801:Humans