title: External root resorption: its implication in dental traumatology, paedodontics, periodontics, orthodontics and endodontics.
authors.forename: J O
authors.initials: JO
authors.lastname: Andreasen
mesh_terms: D000844:Ankylosis / Q000209:etiology; D006801:Humans; D009971:Orthodontics, Corrective / Q000009:adverse effects; D010510:Periodontal Diseases / Q000628:therapy; D012390:Root Canal Therapy / Q000009:adverse effects; D012391:Root Resorption / Q000209:etiology* / Q000503:physiopathology; D014076:Tooth Diseases / Q000209:etiology; D018677:Tooth Injuries