| http://www.w3.org/ns/prov#value | - The esophagus is a closed and collapsed tube, and continuous flow (as opposed to a simple burp) of gas or putrid substances from the stomach indicates a health problem???such as reflux serious enough to be bringing up stomach contents or a fistula between the stomach and the esophagus???which will demonstrate more serious manifestations than just foul odor.
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