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"Sore gums can be a pain in the you-know-what, especially if you have no clue what&amp;#039;s causing it. We&amp;#039;ll give you some clues to what&amp;#039;s causing that throbbing here."^^<http://www.w3.org/2001/XMLSchema#string>
<http://health.howstuffworks.com/wellness/oral-care/problems/sore-gums1.htm>