About: http://webisa.webdatacommons.org/203540544

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 original concept of systolic squeezing of the heart, in particular the left ventricle, was shown in experimental work to provide hemodynamic benefit.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca