How to Get Rid of a Canker Sore on a Child's Gum Line
Canker sores, also known as an aphthous ulcers, are small sores in the inside of the mouth along the gum line. Canker sores should not be confused with cold sores, which occur on the outside of the mouth or around the lips and are contagious. Canker sores can occur in children or adults and can be painful.
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