About: http://webisa.webdatacommons.org/250000885

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	Mitral regurgitation is a condition in which your heart???s mitral valve does not close tightly, allowing blood to flow backward in your heart.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com