About: http://webisa.webdatacommons.org/328632968

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	Contrast agents are used to create a clear picture of the different parts of the body during certain medical procedures such as CT scans and angiography.
http://www.w3.org/ns/prov#wasQuotedFrom	drugs.com