About: http://webisa.webdatacommons.org/127395863

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	Gallstones are formed by an excess of water, salt, cholesterol and other substances excreted from the liver and can cause painful blockages.
http://www.w3.org/ns/prov#wasQuotedFrom	lifescript.com