About: http://webisa.webdatacommons.org/68750910

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	It will be understood, of course, that the features of the present invention are readily adaptable for implementation in other types of valves, including other mechanical valves as well as tissue valves.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com