About: http://webisa.webdatacommons.org/233227564

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 indicia 77 can be any suitable radio-opaque feature such as a marker, surface, layer, or other feature so as to be imageable or visualized in an X-ray (to allow external positional verification of the device).
http://www.w3.org/ns/prov#wasQuotedFrom	google.es