About: http://webisa.webdatacommons.org/313483994

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 radiopaque markers can be formed of a suitable radiopaque material such as gold or platinum.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com