title: Ultrasonic instruments in dentistry: 2. Endosonics.
authors.forename: P J
authors.initials: PJ
authors.lastname: Lumley
authors.forename: A D
authors.initials: AD
authors.lastname: Walmsley
authors.forename: W R
authors.initials: WR
authors.lastname: Laird
mesh_terms: D006801:Humans; D012390:Root Canal Therapy / Q000295:instrumentation*; D014464:Ultrasonic Therapy / Q000295:instrumentation*