About: http://webisa.webdatacommons.org/424904833

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	Heartburn is the most common symptom of GERD. In some patients it may be accompanied by other GERD symptoms, such as regurgitation of gastric contents into the mouth, chest pain and difficulty swallowing.
http://www.w3.org/ns/prov#wasQuotedFrom	indiasurgeons.com