结论根管治疗后用光固化树脂充填前磨牙的各类洞，牙体的抗折强度优于用银汞充填者。

Conclusion the fracture strength of premolar teeth filled with light curing composite resin was higher than filled with amalgam after root canal therapy.

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磺胺嘧啶银用于治疗严重烧伤；

Silver sulfadiazine is used to treat serious burns.

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而硝酸银可偶尔用于治疗疣和鸡眼。

And silver nitrate is occasionally used to treat warts and corns.

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