Many: Trauma from food is a major cause. Ever eat hard french bread and feel sore? The other causes could be a cold sore, aphthous ulcer, or an infection. Its best to take a look. Id recommend seeing your doctor for more answers.
Answered 10/28/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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