About: http://webisa.webdatacommons.org/171901046

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 mechanical actions involved (contraction of a chamber; ejection of a fluid) may occur more quickly, but there is a limit or minimal time required for efficacious operation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com