Negotiation of obstructed canals; bleaching of teeth.
D003788:Dental Pulp Diseases / Q000628:therapy; D006801:Humans; D012390:Root Canal Therapy / Q000009:adverse effects / Q000295:instrumentation / Q000379:methods; D014073:Tooth Bleaching / Q000379:methods*; D014075:Tooth Discoloration / Q000139:chemically induced / Q000628:therapy