About: http://webisa.webdatacommons.org/399665725

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	AF is a common type of heart arrhythmia affecting over 2 million persons in the United States, many of them elderly.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov