<http://schema.org/description>
"Gas and bloating happen commonly. Rarely, they signal colon cancer. Find out when gas and bloating can be a sign of colon cancer and what to do."^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.verywell.com/gas-and-bloating-as-symptoms-of-colon-cancer-797626>