About: http://webisa.webdatacommons.org/97979055

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	lculi and concretions, gallstones, biliary calculi and concretions, foreign objects such as fragments of previously implanted medical devices (for example, cardiac and pacemaker leads in the vascular system), and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com