About: http://webisa.webdatacommons.org/239801482

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	Atrial fibrillation is a very common condition of the upper chambers of the heart, also known as the atria.
http://www.w3.org/ns/prov#wasQuotedFrom	bellaonline.com