Sores are usually small ulcers that develop in and around the mouth.

溃疡通常是发生在口腔内部各个部位的小溃口。

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Current guidelines on using aspirin for reducing the chances of a stroke or heart attack rightly warn of the small risk of ulcers and of dangerous bleeding in the stomach.

现有的关于服用阿司匹林以减少中风或心脏病发作几率的用药准则警告说，服用阿司匹林会有小风险的溃疡和胃出血的危险。

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Current guidelines on using aspirin for reducing the chances of a stroke or heart attack rightly warn of the small risk of ulcers and of dangerous bleeding in the stomach.

目前在用阿司匹林治疗中风或者心脏病时，用药说明上会明确提醒有可能出现溃疡和危险性胃出血。

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Another drug, from the African clawed frog, from GlaxoSmithkline and a small biotech company was rejected in 1999 by the FDA as a treatment for diabetic foot ulcers.

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