About: http://webisa.webdatacommons.org/23288967

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	This is a matter of severe impracticality in applications where the article to be detected is a surgical instrument or sponge imbedded in a patient under surgery.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com