About: http://webisa.webdatacommons.org/315443736

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	Because events such as heart attacks and strokes occur relatively infrequently, large observational studies provide some of the most valuable data about rates of cardiovascular problems over time.
http://www.w3.org/ns/prov#wasQuotedFrom	thebodypro.com