About: http://webisa.webdatacommons.org/436716109

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 cannula 15 may be manufactured of PTFE, or other suitable material which is compatible with the surrounding tissues and is resistant to collapse.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr