[Prevention of discoloration of the devitalized tooth].
D003787:Dental Pulp Devitalization; D006801:Humans; D012387:Root Canal Filling Materials / Q000009:adverse effects; D014073:Tooth Bleaching; D014075:Tooth Discoloration / Q000139:chemically induced / Q000517:prevention & control*
D012387:Root Canal Filling Materials