Canker sores, also known as aphthous ulcers, are a type of open sore that appears inside the mouth. According to some, the cause is unknown, but sometimes there is a clear cause. In this article we will look at what a canker sore is, what it is not, and some possible causes. If your canker […]
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<p>The post Canker Sores and Allergies first appeared on Allergy.</p>
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