结论在根管治疗的同时结合内漂白技术和牙本质小管封闭技术能有效地防治牙冠表面变色。
Conclusion By adopting the root canal therapy together with the technologies of inner bleaching and seal dentinal tubule we can prevent and cure crown surface discoloration effectively.
结论在根管治疗的同时结合内漂白技术和牙本质小管封闭技术能有效地防治牙冠表面变色。
Conclusion By adopting the root canal therapy together with the technologies of inner bleaching and seal dentinal tubule we can prevent and cure crown surface discoloration effectively.
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