应用锌剂治疗复发性口疮(ROU)已有多年,本文结合临床资料就免疫功能与锌的关系进于了初步探讨,进一步阐明锌对复发性口疮疗效的机制。 The application of zinc agent in the treatment of recurrent aphthous ulcer (ROU) has been for many years. In this paper, clinical data on the relationship between immune function and zinc has been explored to further clarify the mechanism of zinc on the efficacy of recurrent aphthas.