About: http://webisa.webdatacommons.org/13688246

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The faulty valve allows food and stomach acid to travel back up the esophagus, causing symptoms such as heartburn and difficulty swallowing.
http://www.w3.org/ns/prov#wasQuotedFrom	fairview.org