title: Diagnosis, removal of obstructions in endodontic therapy.
authors.forename: T
authors.initials: T
authors.lastname: Lyons
mesh_terms: D003788:Dental Pulp Diseases / Q000175:diagnosis* / Q000628:therapy; D003791:Dental Pulp Test; D003937:Diagnosis, Differential; D006801:Humans; D016300:Radiography, Bitewing; D019233:Retreatment; D012387:Root Canal Filling Materials / Q000627:therapeutic use; D012388:Root Canal Irrigants / Q000627:therapeutic use; D018915:Root Canal Preparation / Q000295:instrumentation / Q000379:methods; D012390:Root Canal Therapy / Q000379:methods*
chemical_list: D012387:Root Canal Filling Materials; D012388:Root Canal Irrigants